added composer files for phing.
added vendor and bin dirs in the app root to git ignored list.
path correction to phing executable in code comments.
goodbye PEAR, hello Composer.
Merge branch 'master' into composer-phing

Conflicts:
	.gitignore
	.travis.yml
how many effin' times do we run phing?! three times.
borked merge from master, fixed.
Merge pull request #466 from stopfstedt/composer-phing

Composerize phing