some code refine to facilitate jd's test

Signed-off-by: Henry Chen <hchen@vmware.com>
add publish functionality when creating opening

Other misc changes includes:
1 fix issues to make 'rake test' pass
2 change coffee script to standard java script.

Signed-off-by: Henry Chen <hchen@vmware.com>
openings index page

1 support pagination for openings/index page.
2 make Address selection more usable.

Signed-off-by: Henry Chen <hchen@vmware.com>
Merge branch 'master' of github.com:vmw-tmpst/heroapp-LetsHire into JobRefine
Merge branch 'master' of github.com:vmw-tmpst/heroapp-LetsHire into JobView
[46355869] JobDescription: add 'city' field

Signed-off-by: Henry Chen <hchen@vmware.com>
Merge branch 'master' of github.com:vmw-tmpst/heroapp-LetsHire into JobView
Merge pull request #21 from Henry-CF/JobView

[PT46355869] Job Description create/view/edit