Merge remote-tracking branch 'origin/master'

# Conflicts:
#	README.md

.scrutinizer.yml

@@ -13,4 +13,13 @@ tools:
     php_pdepend:
         excluded_dirs: [vendor/*, doc/*, tests/*]
 filter:
-    excluded_paths: [vendor/*, doc/*, tests/**]
+    excluded_paths: [vendor/*, doc/*, tests/*]
+build_failure_conditions:
+    - 'elements.rating(<= C).exists'               # No classes/methods with a rating of C or worse
+    - 'elements.rating(<= C).new.exists'           # No new classes/methods with a rating of C or worse
+    - 'patches.label("Doc Comments").exists'       # No doc comments patches allowed
+    - 'patches.label("Spacing").new.count > 1'     # More than 1 new spacing patch
+    - 'issues.label("coding-style").exists'        # No coding style issues allowed
+    - 'issues.label("coding-style").new.exists'    # No new coding style issues allowed
+    - 'issues.severity(>= MAJOR).new.exists'       # New issues of major or higher severity
+    - 'project.metric("scrutinizer.quality", < 9)' # Code Quality Rating drops below 9

README.md

@@ -6,6 +6,7 @@ Help me out for a couple of :beers:!
 [![Beerpay](https://beerpay.io/Spomky-Labs/php-aes-gcm/badge.svg?style=beer-square)](https://beerpay.io/Spomky-Labs/php-aes-gcm)  [![Beerpay](https://beerpay.io/Spomky-Labs/php-aes-gcm/make-wish.svg?style=flat-square)](https://beerpay.io/Spomky-Labs/php-aes-gcm?focus=wish)
 
 ----
+[![Gitter](https://badges.gitter.im/Spomky-Labs/php-aes-gcm.svg)](https://gitter.im/Spomky-Labs/php-aes-gcm?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge)
 
 [![Scrutinizer Code Quality](https://scrutinizer-ci.com/g/Spomky-Labs/php-aes-gcm/badges/quality-score.png?b=master)](https://scrutinizer-ci.com/g/Spomky-Labs/php-aes-gcm/?branch=master)
 [![Coverage Status](https://coveralls.io/repos/github/Spomky-Labs/php-aes-gcm/badge.svg?branch=master)](https://coveralls.io/github/Spomky-Labs/php-aes-gcm?branch=master)