Merge pull request #7 from keesun/HIVE-40
add dropdown UI component
fix member role label CSS
fix hive.FileDownloader legacy compatible code
adapt for coding convention
add ui.FindUser

apply ui.Dropdown, ui.FindUser on project.Member
change UI component name
fix search button style
apply ui.FindUser on issue list
fix dropdown for vcs select
fix author-avatar CSS (32x32 overflow hidden)
hide milestone contributor list
fix UserInfo page
project: Add Tagging feature.

While getting tags:
* Return 406 if the client cannot accept appcation/json.

While tagging:
* Return the tag if that is tagged newly.
* Create new tag if no tag matches the given name.
* Do nothing if that has been tagged already.

While untagging:
* Respond 404 if no tag matches the given id.
* Delete the tag if there is no project tagged by that.
Merge pull request #9 from npcode/feature/project-tag

project: Add Tagging feature.
fix author avatar CSS(34x34), project list style
Merge branch 'master' of https://github.com/nforge/hive

Conflicts:
	app/views/user/info.scala.html
ui.FindUser to ui.Typeahead for general use
enhance author avatar CSS (32x32, 64x64)
fix hive.FileDownloader instance problem