Do not add linebreaks twice on search.
Tagging: Fix xss bug in tagging.
Twitter: Change api version to 1.1.
Comment notifications should only be sent to people with the "NewComment" preference set.
Merge pull request #1614 from dneary/2.0

2.0 branch - notifications bug fix
Merge pull request #1588 from hgtonight/patch-1

Do not add linebreaks twice on search.
Filter discussion title on categories/all

Conflicts:
	applications/vanilla/views/categories/all.php
Fix Flagging security flaw
Don't allow user id override on post.
Added TrustedDomains() and SafeRedirect().
Use SafeRedirect() instead of Redirect() in the discussion controller.
Merge branch '2.0' of github.com:vanillaforums/Garden into 2.0
Bump version to 2.0.18.9.
Backport removal of update checker
Increment to 2.0.18.10
Merge commit '8f08e7366206f97d8d73b1c694a395a6ab4fe2ec' into climate