[BUGFIX] Consistent version numbers

Set proper version number wherever appropriate and raise to 3.1.1.

Author: Francois Suter

composer.json

@@ -12,7 +12,7 @@
       "role": "Developer"
     }
   ],
-  "version": "3.0.0",
+  "version": "3.1.1",
   "require": {
     "typo3/cms-core": ">=7.6.1,<8.0"
   },

ext_emconf.php

@@ -15,7 +15,7 @@
         'description' => 'Create links to any record (e.g. news)',
         'category' => 'plugin',
         'shy' => 0,
-        'version' => '3.1.0',
+        'version' => '3.1.1',
         'dependencies' => '',
         'conflicts' => '',
         'priority' => '',