init commit for candidate/interview status supporting

Signed-off-by: Henry Chen <hchen@vmware.com>
Merge branch 'master' of github.com:vmw-tmpst/heroapp-LetsHire into status
[46356433] interview feedback & assessment support

Other changes include:
[46358517] view candidate assessment
support 'potential interviewers' search&selection
improve usability by add several links between pages

Signed-off-by: Henry Chen <hchen@vmware.com>
Merge pull request #80 from Chunjie/master

[Bug 47948765] fix bug
Merge pull request #81 from Henry-CF/status

candidate/interview status supporting
[Bug 48056093] fix bug

  On interview page, if we do not change the datepicker default value,
  then there will be some error during doing database save operation.