Add escapeTaskList method, it escapse '- [] ' characters
Implement the feature "Task List"
Merge branch 'master' into feature-tasklist
Merge branch 'master' into feature-tasklist

Conflicts:
	src/main/twirl/issues/commentform.scala.html
	src/main/twirl/issues/create.scala.html
	src/main/twirl/pulls/compare.scala.html
	src/main/twirl/wiki/edit.scala.html
Improved model package. The details are as follows:

* Fix the Profiles class from package object to simple object
* Fix the row case class to model package
* Define the alias of JdbcBackend#Session
(refs #437)Show author instead of committer

* Explicit classify committer and author
* Use author to render avatar image html
* Support commit view
(refs #423)Change blob view's table-layout property.
(refs #437)Show author at repo file list view
(refs #437)Show author and committer at files view
(refs #437)Fix typo

Threre is more good function name, but i have no idea :dizzy_face:
(refs #374)Upgrading to Scalatra 2.3 and Slick 2.1.
Some compilation errors in Slick code are remaining.
(refs #374)Upgrading to Scala 2.11.2
(refs #437)Show author at blob, commits and wiki history view
Fix TestCase
Merge branch 'show-author'
(refs #421)Add tar.gz archive download

* Update jgit version
* Add new lib org.eclipse.jgit.archive
* TODO: Add link in views
(refs #421)Add tar.gz archive download link
(refs #374) Fix compile error.
Merge branch 'scala-2.11'
Update version number to 2.2