Added new prototypes templates

Mastery Coaching & Problem Contribution
test change
commit
Merge pull request #1 from sherlyn26/master

pull request
Test
Merge pull request #2 from CindySMU/master

Test
Merge pull request #355 from ruijunhuang2010/master

date picker of challenge creation
Merge pull request #356 from ruijunhuang2010/master

show private message when editing challenge
rolling back controllers file changes to merge files with upstream
Merge pull request #357 from jownsftw/master

Pull request to merge John's changes with recent kat-gui progress
Merge pull request #18 from ChrisBoesch/master

update
changed logic behind quest selection page
Merge pull request #358 from LI-HE/master

changed logic behind quest selection page
Merge pull request #1 from ChrisBoesch/master

update