change overview history UI

Conflicts:
	app/models/History.java
	app/views/project/overview.scala.html
	conf/messages.ko
	public/javascripts/common/hive.ui.Typeahead.js
	public/javascripts/service/hive.project.Home.js
Merge branch 'master' of https://github.com/laziel/hive
fix: setUserPageUrl bug

change find condition username to userLoginId and email
But it has some limitation in case of email address isn't in the hive project
It should be fixed later
doc/pagination: typo fixing and minor changes
show just committer's name without a user page link, when the committer's email doesn't exist in HIVE
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.
fix userinfo dropdown style of topmenu
apply HIVE CSS including trivial fix.

delete milestone manage page that combined with milestone list page
code history/diff UI fixed (HIVE-146, HIVE-145)
add javadoc and remove unused method
remove unused method test
fix merge failures
change overview history UI
change view filename, adjust project logo size

change view filename(HIVE-211), adjust project logo size(HIVE-213)
remove unused files, fix filter markup on milestone list
change overview history UI

Conflicts:
	app/models/History.java
	app/views/project/overview.scala.html
	conf/messages.ko
	public/javascripts/common/hive.ui.Typeahead.js
	public/javascripts/service/hive.project.Home.js
Merge branch 'master' of https://github.com/laziel/hive
add notify UI (HIVE-117)
logging: Add Logging feature

* Use conf/application-logger.xml as configuration for logging, instead
  of application.conf.
* Log application and play log in logs/application.log, access log in
  logs/access.log and every log in logs/root.log.
* Add a user document about logging.
added JavaDoc and refactoring GitRepository class
doc/access-control: Update some about temp files.

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