Remove PHP 5.5 support and fix hawkbit version

Author: aganttor

.travis.yml

@@ -3,7 +3,6 @@ sudo: false
 language: php
 
 php:
-  - 5.5
   - 5.6
   - 7.0
   - 7.1

CHANGELOG.md

@@ -15,7 +15,8 @@
 ### Removed
 
  - Remove service provider since their is no standard. Hawbit presentation provides no service provider for each derivate of a service provider
-
+ - PHP 5.5 Support
+ 
 ## 1.1.0
 
 ### Added

README.md

@@ -8,7 +8,7 @@
 
 Ployglott and extensible presentation layer for different presentation engines.
 The presentation layer uses [`league/plates`](http://platesphp.com/) as default engine and could be extended with Twig, 
-Smarty, Liquif, blade and further more.
+Smarty, Liquid, Blade and further more.
 
 ## Install
 

composer.json

@@ -17,14 +17,14 @@
     }
   ],
   "require": {
-    "php": ">=5.5.0",
+    "php": ">=5.6",
     "league/plates": "~3.0",
     "psr/container": "~1.0",
     "psr/http-message": "~1.0"
   },
   "require-dev": {
     "phpunit/phpunit": "~4.8",
-    "hawkbit/hawkbit": "~2.4"
+    "hawkbit/hawkbit": "~2.3"
   },
   "autoload": {
     "psr-4": {