Chenged course timeline callback functions
Merge branch 'master' of https://github.com/baabte/baabtra

Conflicts:
	config.js
Merge branch 'master' of https://github.com/baabte/baabtra
fixed jshint
Modified course timeline for setting call back functions.

Merge branch 'master' of https://github.com/baabte/baabtra

Conflicts:
	angularModules/courseTimeline/directives/Directive-courseTimeline.js
fixed bugs in course timeline - add course step2