Add CodeSniffer, and finish up 0.8.0 release

Author: itismadness

.travis.yml

@@ -16,3 +16,4 @@ install:
 
 script:
   - vendor/bin/phpunit
+  - vendor/bin/phpcs src -s

phpcs.xml

@@ -0,0 +1,38 @@
+<?xml version="1.0"?>
+<ruleset name="Gazelle Standard">
+    <description>The coding standard for the Gazelle project</description>
+
+    <!-- Include the whole PSR-1 standard -->
+    <rule ref="PSR1"/>
+    <!-- Include the whole PSR-2 standard -->
+    <rule ref="PSR2">
+        <exclude name="PSR2.Classes.ClassDeclaration.OpenBraceNewLine"/>
+    </rule>
+
+    <!-- Do not allow trailing whitespace at the end of lines -->
+    <rule ref="Squiz.WhiteSpace.SuperfluousWhitespace" />
+    <rule ref="Squiz.Functions.MultiLineFunctionDeclaration.BraceOnSameLine">
+        <severity>0</severity>
+    </rule>
+    <rule ref="Squiz.ControlStructures.ControlSignature.SpaceAfterCloseBrace">
+        <severity>0</severity>
+    </rule>
+
+    <rule ref="Generic.Classes.OpeningBraceSameLine"/>
+    <rule ref="Generic.Functions.OpeningFunctionBraceKernighanRitchie"/>
+
+    <!-- Ensure that proper line endings are used -->
+    <rule ref="Generic.Files.LineEndings">
+        <properties>
+            <property name="eolChar" value="\n"/>
+        </properties>
+    </rule>
+
+    <!-- Increase PHPCS/PEAR limit of 85 chars per line to 100 -->
+    <rule ref="Generic.Files.LineLength">
+        <properties>
+            <property name="lineLimit" value="100"/>
+            <property name="absoluteLineLimit" value="0"/>
+        </properties>
+    </rule>
+</ruleset>