Remove useless tests

Those tests are not implemented, aren't executed under posix systems but
break tests under Windows
Remove include directive from tests

Those include directives points to a wrong root location, and are useless
since the files are automatically loaded
moving cli tools into main repository
simplifying Travis CI intregration
travis php tweak
reverting previous date tweak
Merge pull request #1522 from mlocati/remove-useless-tests

Remove useless tests
Merge pull request #1523 from mlocati/fix-includes-in-tests

Remove include directive from tests
date helper tweak
Commenting out a strangely failing test
Reverting Text Helper
Update README.md