[50715613] use transparent background for nav bar

Signed-off-by: Henry Chen <hchen@vmware.com>
[PT 50715911] unified table styling for List pages
Merge pull request #225 from Chunjie/master

[PT 50715911] unified table styling for List pages
Merge pull request #224 from Henry-CF/navbar

[50715613] use transparent background for logo image
[BUG 50959271] context menu button does not work
Merge pull request #226 from Chunjie/master

[BUG 50959271] context menu button does not work
[50715743] style the page background

use the mockup image as the background

Signed-off-by: Henry Chen <hchen@vmware.com>
normalize the style of all containers within every pages.
Merge remote-tracking branch 'vmw-tmpst/master' into style

Conflicts:
	app/views/users/index.html.slim
Merge pull request #227 from Henry-CF/background

[50715743] style the page background
Merge remote-tracking branch 'vmw-tmpst/master' into style

Conflicts:
	app/views/interviews/index.html.slim
Merge pull request #228 from whywhy36/style

Style
[50967603] background for dialog

Also use a better-resolution background image
Signed-off-by: Henry Chen <hchen@vmware.com>
Merge pull request #230 from Henry-CF/dialog

[50967603] background for dialog
[PT 50956037] candidate details page styling