Merged r13177 from trunk to 2.5-stable (#5706)

fix Ruby Logger doc link.

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13178 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13180 from trunk to 2.5-stable (#17166)

Japanese translation updated by Go MAEDA.

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13182 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13184 from trunk to 2.5-stable (#13932)

Fix file upload does not work with Safari.

Contributed by Felix Schäfer.

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13187 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13185 from trunk to 2.5-stable (#17301)

Czech translation updated by Karel Pičman.

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13188 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13167 (#16798).

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13191 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13168 (#16747).

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13192 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13055 (#16519).

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13193 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13198 from trunk to 2.5-stable (#17235)

Prevent "can't modify frozen String" exception when mail sending error.

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13200 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13199 from trunk to 2.5-stable (#17151)

Fix file upload broken on Chrome 36.

Contributed by Felix Schäfer.

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13201 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13115 and r13171 from trunk to 2.5-stable (#16194)

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13204 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13208 from trunk to 2.5-stable

Gemfile: update Rails 3.2.19

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13210 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13190 (#17206).

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13214 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13219 (#3483).

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13221 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13216, r13217 (#17003).

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13222 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13220 (#17392, #17003).

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13223 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13218 (#16989).

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13224 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13213 (#16530).

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13225 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13227 (Updates for 2.5.2 release).

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13228 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13284 from trunk to 2.5-stable (#17399)

German translation updated by Daniel Felix.

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13288 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13285 from trunk to 2.5-stable (#17421)

Traditional Chinese translation updated by ChunChang Lo.

git-svn-id: http://svn.redmine.org/redmine/branches/2.5-stable@13289 e93f8b46-1217-0410-a6f0-8f06a7374b81