diff --git a/composer.json b/composer.json
index 34fe9ef..8901860 100644
--- a/composer.json
+++ b/composer.json
@@ -1,7 +1,6 @@
 {
-    "name": "aerex/taskwarrior",
+    "name": "aerex/taskwarrior-baikal-plugin",
     "description": "A Baikal plugin for taskwarrior",
-    "version": "1.0.0",
     "type": "library",
     "keywords": [
       "task",
@@ -10,10 +9,14 @@
       "Baikal",
       "sabre"
     ],
+
+    "repositories": [{"type": "vcs", "url": "https://aerex.me/git/Aerex/Taskwarrior"}],
     "require": {
         "php": ">=5.5",
         "sabre/dav": "~3.1.2",
-        "davidbadura/taskwarrior": "^3.0",
+        "jms/serializer": "2.0.0-RC1",
+        "jms/metadata": "^2.0@RC",
+        "aerex/taskwarrior": "^3.0",
         "sabre/vobject": "^4.0",
         "easycorp/easy-log-handler": "^1.0"
     },
diff --git a/composer.lock b/composer.lock
index b448953..4df4bb6 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,25 +4,20 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "00583fd916fe2c7d997c69cef27b23e4",
+    "content-hash": "2dbe239080807aae57bee30b874cf94c",
     "packages": [
         {
-            "name": "davidbadura/taskwarrior",
-            "version": "3.0.1",
+            "name": "aerex/taskwarrior",
+            "version": "3.0.3",
             "source": {
                 "type": "git",
-                "url": "https://github.com/DavidBadura/Taskwarrior.git",
-                "reference": "a786109337141b50165f22cb6cf8bbf9e46bd33c"
-            },
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-                "reference": "a786109337141b50165f22cb6cf8bbf9e46bd33c",
-                "shasum": ""
+                "url": "https://aerex.me/git/Aerex/Taskwarrior",
+                "reference": "447741759b9710ae356a7a358af14f0b55eb97c6"
             },
             "require": {
                 "doctrine/collections": "^1.3",
-                "jms/serializer": "^1.0",
+                "jms/metadata": "^2.0@RC",
+                "jms/serializer": "2.0.0-RC1",
                 "nesbot/carbon": "^1.14",
                 "ocramius/proxy-manager": "^1.0",
                 "php": ">=5.5",
@@ -42,7 +37,6 @@
                     "DavidBadura\\Taskwarrior\\": "src"
                 }
             },
-            "notification-url": "https://packagist.org/downloads/",
             "license": [
                 "MIT"
             ],
@@ -50,6 +44,10 @@
                 {
                     "name": "David Badura",
                     "email": "d.badura@gmx.de"
+                },
+                {
+                    "name": "Aerex",
+                    "email": "aerex@aerex.me"
                 }
             ],
             "description": "a php lib for taskwarrior",
@@ -58,7 +56,7 @@
                 "task",
                 "taskwarrior"
             ],
-            "time": "2016-07-13T07:39:08+00:00"
+            "time": "2018-10-28T17:53:34+00:00"
         },
         {
             "name": "doctrine/annotations",
@@ -354,34 +352,819 @@
             "time": "2018-07-27T15:41:37+00:00"
         },
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-            "name": "jms/metadata",
-            "version": "1.7.0",
+            "name": "hoa/compiler",
+            "version": "3.17.08.08",
             "source": {
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-                "url": "https://github.com/schmittjoh/metadata.git",
-                "reference": "e5854ab1aa643623dc64adde718a8eec32b957a8"
+                "url": "https://github.com/hoaproject/Compiler.git",
+                "reference": "aa09caf0bf28adae6654ca6ee415ee2f522672de"
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             "dist": {
                 "type": "zip",
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-                "reference": "e5854ab1aa643623dc64adde718a8eec32b957a8",
+                "url": "https://api.github.com/repos/hoaproject/Compiler/zipball/aa09caf0bf28adae6654ca6ee415ee2f522672de",
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+                "hoa/consistency": "~1.0",
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+                "hoa/regex": "~1.0",
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-                "symfony/cache": "~3.1"
+                "hoa/json": "~2.0",
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+                    "dev-master": "3.x-dev"
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+            "license": [
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+            "require-dev": {
+                "hoa/test": "~2.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Hoa\\Stream\\": "."
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Ivan Enderlin",
+                    "email": "ivan.enderlin@hoa-project.net"
+                },
+                {
+                    "name": "Hoa community",
+                    "homepage": "https://hoa-project.net/"
+                }
+            ],
+            "description": "The Hoa\\Stream library.",
+            "homepage": "https://hoa-project.net/",
+            "keywords": [
+                "Context",
+                "bucket",
+                "composite",
+                "filter",
+                "in",
+                "library",
+                "out",
+                "protocol",
+                "stream",
+                "wrapper"
+            ],
+            "time": "2017-02-21T16:01:06+00:00"
+        },
+        {
+            "name": "hoa/ustring",
+            "version": "4.17.01.16",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/hoaproject/Ustring.git",
+                "reference": "e6326e2739178799b1fe3fdd92029f9517fa17a0"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/hoaproject/Ustring/zipball/e6326e2739178799b1fe3fdd92029f9517fa17a0",
+                "reference": "e6326e2739178799b1fe3fdd92029f9517fa17a0",
+                "shasum": ""
+            },
+            "require": {
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+                "hoa/exception": "~1.0"
+            },
+            "require-dev": {
+                "hoa/test": "~2.0"
+            },
+            "suggest": {
+                "ext-iconv": "ext/iconv must be present (or a third implementation) to use Hoa\\Ustring::transcode().",
+                "ext-intl": "To get a better Hoa\\Ustring::toAscii() and Hoa\\Ustring::compareTo()."
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "4.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Hoa\\Ustring\\": "."
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Ivan Enderlin",
+                    "email": "ivan.enderlin@hoa-project.net"
+                },
+                {
+                    "name": "Hoa community",
+                    "homepage": "https://hoa-project.net/"
+                }
+            ],
+            "description": "The Hoa\\Ustring library.",
+            "homepage": "https://hoa-project.net/",
+            "keywords": [
+                "library",
+                "search",
+                "string",
+                "unicode"
+            ],
+            "time": "2017-01-16T07:08:25+00:00"
+        },
+        {
+            "name": "hoa/visitor",
+            "version": "2.17.01.16",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/hoaproject/Visitor.git",
+                "reference": "c18fe1cbac98ae449e0d56e87469103ba08f224a"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/hoaproject/Visitor/zipball/c18fe1cbac98ae449e0d56e87469103ba08f224a",
+                "reference": "c18fe1cbac98ae449e0d56e87469103ba08f224a",
+                "shasum": ""
+            },
+            "require": {
+                "hoa/consistency": "~1.0"
+            },
+            "require-dev": {
+                "hoa/test": "~2.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Hoa\\Visitor\\": "."
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Ivan Enderlin",
+                    "email": "ivan.enderlin@hoa-project.net"
+                },
+                {
+                    "name": "Hoa community",
+                    "homepage": "https://hoa-project.net/"
+                }
+            ],
+            "description": "The Hoa\\Visitor library.",
+            "homepage": "https://hoa-project.net/",
+            "keywords": [
+                "library",
+                "structure",
+                "visit",
+                "visitor"
+            ],
+            "time": "2017-01-16T07:02:03+00:00"
+        },
+        {
+            "name": "hoa/zformat",
+            "version": "1.17.01.10",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/hoaproject/Zformat.git",
+                "reference": "522c381a2a075d4b9dbb42eb4592dd09520e4ac2"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/hoaproject/Zformat/zipball/522c381a2a075d4b9dbb42eb4592dd09520e4ac2",
+                "reference": "522c381a2a075d4b9dbb42eb4592dd09520e4ac2",
+                "shasum": ""
+            },
+            "require": {
+                "hoa/consistency": "~1.0",
+                "hoa/exception": "~1.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Hoa\\Zformat\\": "."
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Ivan Enderlin",
+                    "email": "ivan.enderlin@hoa-project.net"
+                },
+                {
+                    "name": "Hoa community",
+                    "homepage": "https://hoa-project.net/"
+                }
+            ],
+            "description": "The Hoa\\Zformat library.",
+            "homepage": "https://hoa-project.net/",
+            "keywords": [
+                "library",
+                "parameter",
+                "zformat"
+            ],
+            "time": "2017-01-10T10:39:54+00:00"
+        },
+        {
+            "name": "jms/metadata",
+            "version": "2.0.0-RC1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/schmittjoh/metadata.git",
+                "reference": "38021d33d9c54b135284abffe6dd8246c9b16863"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/schmittjoh/metadata/zipball/38021d33d9c54b135284abffe6dd8246c9b16863",
+                "reference": "38021d33d9c54b135284abffe6dd8246c9b16863",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.2"
+            },
+            "require-dev": {
+                "doctrine/cache": "^1.0",
+                "doctrine/coding-standard": "^4.0",
+                "phpunit/phpunit": "^7.0",
+                "symfony/cache": "^3.1|^4.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
                     "Metadata\\": "src/"
                 }
             },
@@ -406,100 +1189,65 @@
                 "xml",
                 "yaml"
             ],
-            "time": "2018-10-26T12:40:10+00:00"
-        },
-        {
-            "name": "jms/parser-lib",
-            "version": "1.0.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/schmittjoh/parser-lib.git",
-                "reference": "c509473bc1b4866415627af0e1c6cc8ac97fa51d"
-            },
-            "dist": {
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-                "url": "https://api.github.com/repos/schmittjoh/parser-lib/zipball/c509473bc1b4866415627af0e1c6cc8ac97fa51d",
-                "reference": "c509473bc1b4866415627af0e1c6cc8ac97fa51d",
-                "shasum": ""
-            },
-            "require": {
-                "phpoption/phpoption": ">=0.9,<2.0-dev"
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "1.0-dev"
-                }
-            },
-            "autoload": {
-                "psr-0": {
-                    "JMS\\": "src/"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "Apache2"
-            ],
-            "description": "A library for easily creating recursive-descent parsers.",
-            "time": "2012-11-18T18:08:43+00:00"
+            "time": "2018-10-17T06:41:44+00:00"
         },
         {
             "name": "jms/serializer",
-            "version": "1.13.0",
+            "version": "2.0.0-RC1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/schmittjoh/serializer.git",
-                "reference": "00863e1d55b411cc33ad3e1de09a4c8d3aae793c"
+                "reference": "0044b17c84cc340049f18cf6176efe7b537e97d2"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/schmittjoh/serializer/zipball/00863e1d55b411cc33ad3e1de09a4c8d3aae793c",
-                "reference": "00863e1d55b411cc33ad3e1de09a4c8d3aae793c",
+                "url": "https://api.github.com/repos/schmittjoh/serializer/zipball/0044b17c84cc340049f18cf6176efe7b537e97d2",
+                "reference": "0044b17c84cc340049f18cf6176efe7b537e97d2",
                 "shasum": ""
             },
             "require": {
                 "doctrine/annotations": "^1.0",
                 "doctrine/instantiator": "^1.0.3",
-                "jms/metadata": "^1.3",
-                "jms/parser-lib": "1.*",
-                "php": "^5.5|^7.0",
-                "phpcollection/phpcollection": "~0.1",
-                "phpoption/phpoption": "^1.1"
+                "hoa/compiler": "^3.17.08.08",
+                "jms/metadata": "^2.0@RC",
+                "php": "^7.2"
             },
             "conflict": {
-                "twig/twig": "<1.12"
+                "hoa/consistency": "<1.17.05.02",
+                "hoa/core": "*",
+                "hoa/iterator": "<2.16.03.15"
             },
             "require-dev": {
+                "doctrine/coding-standard": "^4.0",
                 "doctrine/orm": "~2.1",
                 "doctrine/phpcr-odm": "^1.3|^2.0",
                 "ext-pdo_sqlite": "*",
                 "jackalope/jackalope-doctrine-dbal": "^1.1.5",
-                "phpunit/phpunit": "^4.8|^5.0",
-                "propel/propel1": "~1.7",
+                "phpunit/phpunit": "^7.1",
                 "psr/container": "^1.0",
-                "symfony/dependency-injection": "^2.7|^3.3|^4.0",
-                "symfony/expression-language": "^2.6|^3.0",
-                "symfony/filesystem": "^2.1",
-                "symfony/form": "~2.1|^3.0",
-                "symfony/translation": "^2.1|^3.0",
-                "symfony/validator": "^2.2|^3.0",
-                "symfony/yaml": "^2.1|^3.0",
-                "twig/twig": "~1.12|~2.0"
+                "symfony/dependency-injection": "^3.0|^4.0",
+                "symfony/expression-language": "^3.0|^4.0",
+                "symfony/filesystem": "^3.0|^4.0",
+                "symfony/form": "^3.0|^4.0",
+                "symfony/translation": "^3.0|^4.0",
+                "symfony/validator": "^3.1.9|^4.0",
+                "symfony/yaml": "^3.3|^4.0",
+                "twig/twig": "^1.12|^2.0"
             },
             "suggest": {
                 "doctrine/cache": "Required if you like to use cache functionality.",
                 "doctrine/collections": "Required if you like to use doctrine collection types as ArrayCollection.",
-                "symfony/yaml": "Required if you'd like to serialize data to YAML format."
+                "symfony/yaml": "Required if you'd like to use the YAML metadata format."
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-1.x": "1.13-dev"
+                    "dev-master": "2.0-dev"
                 }
             },
             "autoload": {
-                "psr-0": {
-                    "JMS\\Serializer": "src/"
+                "psr-4": {
+                    "JMS\\Serializer\\": "src/"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -525,7 +1273,7 @@
                 "serialization",
                 "xml"
             ],
-            "time": "2018-07-25T13:58:54+00:00"
+            "time": "2018-10-17T06:49:01+00:00"
         },
         {
             "name": "monolog/monolog",
@@ -723,54 +1471,6 @@
             ],
             "time": "2015-08-09T04:28:19+00:00"
         },
-        {
-            "name": "phpcollection/phpcollection",
-            "version": "0.5.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/schmittjoh/php-collection.git",
-                "reference": "f2bcff45c0da7c27991bbc1f90f47c4b7fb434a6"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/schmittjoh/php-collection/zipball/f2bcff45c0da7c27991bbc1f90f47c4b7fb434a6",
-                "reference": "f2bcff45c0da7c27991bbc1f90f47c4b7fb434a6",
-                "shasum": ""
-            },
-            "require": {
-                "phpoption/phpoption": "1.*"
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "0.4-dev"
-                }
-            },
-            "autoload": {
-                "psr-0": {
-                    "PhpCollection": "src/"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "Apache2"
-            ],
-            "authors": [
-                {
-                    "name": "Johannes M. Schmitt",
-                    "email": "schmittjoh@gmail.com"
-                }
-            ],
-            "description": "General-Purpose Collection Library for PHP",
-            "keywords": [
-                "collection",
-                "list",
-                "map",
-                "sequence",
-                "set"
-            ],
-            "time": "2015-05-17T12:39:23+00:00"
-        },
         {
             "name": "phpoption/phpoption",
             "version": "1.5.0",
@@ -3030,7 +3730,10 @@
     ],
     "aliases": [],
     "minimum-stability": "stable",
-    "stability-flags": [],
+    "stability-flags": {
+        "jms/serializer": 5,
+        "jms/metadata": 5
+    },
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {