Drop php 5.5 support

Author: vinkla

CHANGELOG.md

@@ -1,5 +1,9 @@
 # CHANGELOG
 
+## 1.1.0 (upcoming)
+
+- Drop php 5.5 support
+
 ## 1.0.3 (released 2016-05-20)
 
 - Remove used exception

composer.json

@@ -14,7 +14,7 @@
         }
     ],
     "require": {
-        "php": "^5.5.9 || ^7.0",
+        "php": "^5.6.4 || ^7.0",
         "wpackagist-plugin/polylang": "^1.9"
     },
     "autoload": {
@@ -33,7 +33,7 @@
     },
     "extra":{
         "branch-alias": {
-            "dev-master": "1.0-dev"
+            "dev-master": "1.1-dev"
         }
     },
     "minimum-stability": "dev",