Update symfony to 2.8

fixes #57

app/AppKernel.php

@@ -18,7 +18,6 @@ class AppKernel extends Kernel
             new Sensio\Bundle\FrameworkExtraBundle\SensioFrameworkExtraBundle(),
             new Hackspace\Bundle\CalciferBundle\CalciferBundle(),
             new Knp\Bundle\MarkdownBundle\KnpMarkdownBundle(),
-            new Doctrine\Bundle\MigrationsBundle\DoctrineMigrationsBundle(),
         );
 
         if (in_array($this->getEnvironment(), array('dev', 'test'))) {

composer.json

@@ -20,28 +20,26 @@
         }
     ],
     "require": {
-        "php": ">=5.3.3",
-        "symfony/symfony": "2.5.*",
-        "doctrine/orm": "~2.2,>=2.2.3",
-        "doctrine/doctrine-bundle": "~1.2",
-        "twig/extensions": "~1.1",
-        "symfony/assetic-bundle": "~2.3",
-        "symfony/swiftmailer-bundle": "~2.3",
-        "symfony/monolog-bundle": "~2.4",
-        "sensio/distribution-bundle": "~3.0",
+        "php": ">=5.6",
+        "symfony/symfony": "^2.8",
+        "doctrine/doctrine-bundle": "^1.6",
+        "doctrine/orm": "^2.5",
+        "twig/extensions": "^1.3",
+        "symfony/assetic-bundle": "^2.8",
+        "symfony/swiftmailer-bundle": "^2.3",
+        "symfony/monolog-bundle": "^2.11",
+        "sensio/distribution-bundle": "^4.0",
         "sensio/framework-extra-bundle": "~3.0",
-        "incenteev/composer-parameter-handler": "~2.0",
+        "incenteev/composer-parameter-handler": "~2.1",
         "jquery/jquery":  "1.10.*",
-        "knplabs/knp-markdown-bundle": "~1.3",
+        "knplabs/knp-markdown-bundle": "~1.5",
         "enko/ics": "~0.2",
-        "doctrine/migrations": "dev-master",
-        "doctrine/doctrine-migrations-bundle": "dev-master",
-        "jbroadway/urlify" : "~1.0",
+        "jbroadway/urlify" : "^1.0",
         "enko/relativedateparser" : "0.5",
         "sabre/vobject": "^4.1"
     },
     "require-dev": {
-        "sensio/generator-bundle": "~2.3"
+        "sensio/generator-bundle": "~3.0"
     },
     "scripts": {
         "post-root-package-install": [