Revert "initial PSR-2 changes"

This reverts commit 6a8904b043f9d3f396f13e3ea1118b16c027cd5e.
Revert "changes for PSR-0 and PSR-1 compliance"

This reverts commit 1c53e91155cbbc7c47baa68ebe851cb8c5a95bac.
Revert "added composer.json to eventually add to Packagist"

This reverts commit 0eab3456c0c3c7fc5323b49adf3cee91402e09f0.