Update DepthOfInheritance.php
Update DepthOfInheritance.php

added cause for compability
Update DepthOfInheritance.php

Implemented TryCatch for OutOfBoundsException
Update DepthOfInheritance.php
Update DepthOfInheritance.php
Added allow-underscore property to the CamelCasePropertyName rule
Implemented the new allow-underscore setting in CamelCasePropertyName
Added tests for the CamelCasePropertyName rule
Corrected tab indents to spaces
Added allow-unused-foreach-variables property to the UnusedLocalVariable rule
Implemented the new allow-unused-foreach-variables setting in UnusedLocalVariable
Covered the new allow-unused-foreach-variables setting in UnusedLocalVariable with tests
Corrected tab indents to spaces
Changed the OutOfBounds exceptions when getting a property

They aren't variables but keys in the $properties array.
Thus the old error message was misleading.
Added exceptions property to the StaticAccess rule
Implemented the new exceptions setting in StaticAccess
Covered the new exceptions setting in StaticAccess with tests
Added the missing cleancode section to the website
Started to improve the README.rst
Added various image links (build status, license, release)