Supress target path in text output format file paths

[alanwillms]

Scenario:

• current directory: /Users/alanwillms/Sites/phactory/
• command: php-hound lib

Current output:

== /Users/alanwillms/Sites/phactory/lib/Phactory/Dependency.php ==
56: The method get uses an else expression. Else is never necessary and you can simplify the code to work without else.
62: The method get uses an else expression. Else is never necessary and you can simplify the code to work without else.

== /Users/alanwillms/Sites/phactory/lib/Phactory/Factory.php ==
66: The method getVariation uses an else expression. Else is never necessary and you can simplify the code to work without else.

Expected output:

== Phactory/Dependency.php ==
56: The method get uses an else expression. Else is never necessary and you can simplify the code to work without else.
62: The method get uses an else expression. Else is never necessary and you can simplify the code to work without else.

== Phactory/Factory.php ==
66: The method getVariation uses an else expression. Else is never necessary and you can simplify the code to work without else.