make userinfo to dropdown menu on navbar(HIVE-101), apply HIVE UI to board(HIVE-188), fix filter on board(HIVE-134), remove deprecated file (postValidate.scala.html), change default image of project(HIVE-213)
fix topmenu style as same with navbar
add shortcut link of my projects to userinfo dropdown
fix dropdown CSS
project: Improve Project Tagging.

* Allow to edit tags on Overview page.
* Remove the tag editor on Project Setting page.
* Make tag has its own category.
* Add defeault tags.
* Add a document for Tag Typeahead API.
show just committer's name without a user page link, when the committer's email doesn't exist in HIVE
Merge pull request #48 from laziel/master

HIVE-101 사용자정보 수정UI 진입점 수정
Merge pull request #44 from npcode/feature/new-tagging

project: Improve Project Tagging.