Removed all requires and added the autoload definition to composer.
Adding a composer command to travis.
Merge pull request #133 from Dynom/changingAutoloaderToComposer

Removed all requires and added the autoload definition to composer.
Added the common denominator test
Added some multi-byte related fixes.
Ignoring composer related files.
Cleaning up and adding some documentation about the test procedure.
Including PHP 5.4 in the test-runs.
Merge branch 'addingProviderOverrideTest' of github.com:Dynom/Faker into addingProviderOverrideTest

Conflicts:
	.travis.yml