[47784513] candidate: move assign department/JD to two lines

Also fix a bug where postion doesn't get remembered in editing

Signed-off-by: Henry Chen <hchen@vmware.com>
Merge branch 'master' of github.com:vmw-tmpst/heroapp-LetsHire into bugfix
Merge pull request #74 from Henry-CF/bugfix

[47784513] candidate: move assign department/JD to two lines & another bugfix