Merged r11472 from trunk (#3107).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/2.3-stable@11562 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r11521 from trunk (#3371).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/2.3-stable@11563 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r11473 from trunk (#3676).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/2.3-stable@11564 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r11471 from trunk (#5329).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/2.3-stable@11565 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r11474 from trunk (#10277).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/2.3-stable@11566 e93f8b46-1217-0410-a6f0-8f06a7374b81