little change of api and added timetable service
create timetable_detail

except detail table
button -> image
text color in detail table
beautiful info
edited api(Account,Major)
Merge branch 'timetable_detail' of github.com:HYU-ICEWALL/dash-front into timetable_detail
[ci skip] added table at timetable_detail
Merge branch 'timetable_detail' into timetable

Conflicts:
	app/index.html
	app/scripts/app.js
	app/scripts/services/Timetable.js
	app/styles/main.scss
refactor timetable_detail codes
update timetables view and timetable_detail view

move scrollbar directive from timetables to timetable_detail
delete invalid script tag from app/index.html
update timetable_detail view to fix the header on the top of view
update action bar of timetable_detail view

add font-awesome
update action bar of 'timetable_detail' view
update table of classes in 'timetable_detail' view to set width automatically, not fixed
add coloring to classes in 'timetable_detail' view
update 'timetable' directive to accept color values provided
[ci skip] fix majorName filter and tooltips

fix 'majorName' filter
add a new error spec for retrieving major info
refactor code for 'MajorInfo' service
move 'major' file to 'api/majors'
update angular-bootstrap dependency to use templates-included js file
update font-awesome dependency to use bower_component
add major data to example timetable data for 'TTviewCtrl' controller