Merge pull request #1017 from Hristo-/release-2.1

Fix for the "New" icon on the message index
! Being able to send emails on likes is potentially a very bad idea.

Signed-off-by: Peter Spicer <sleeping@myperch.org>
! It really should be {thing}_{action} rather than anything else.

Signed-off-by: Peter Spicer <sleeping@myperch.org>
! Some items have help text, let's show an icon for that.

Signed-off-by: Peter Spicer <sleeping@myperch.org>
! Ooops, better rename it here too.

Signed-off-by: Peter Spicer <sleeping@myperch.org>
! These will need alert strings shortly...

Signed-off-by: Peter Spicer <sleeping@myperch.org>
! mode=block was way too severe. This should also get fixed in 2.0.7.

Signed-off-by: Peter Spicer <sleeping@myperch.org>
Merge branch 'release-2.1' of https://github.com/SimpleMachines/SMF2.1 into release-2.1

Conflicts:
	Sources/Profile-Modify.php
Merge pull request #1019 from Arantor/release-2.1

Various minor stuff.
Merge pull request #1018 from Hristo-/release-2.1

Fix for the Go Up buttons
Merge pull request #1 from SimpleMachines/release-2.1

update 1