Don't fail if new filter is added.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11401 e93f8b46-1217-0410-a6f0-8f06a7374b81
Adds closed_on column that stores the time of the last closing (#824).

The value is preserved when reopening the issue.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11402 e93f8b46-1217-0410-a6f0-8f06a7374b81
Makes closed_on available as column and filter on the issue list (#824).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11403 e93f8b46-1217-0410-a6f0-8f06a7374b81
Adds field_closed_on to locales (#824).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11404 e93f8b46-1217-0410-a6f0-8f06a7374b81
Fixed that updating the issue form was broken by r4011 when user is not allowed to add issues (#13188).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11405 e93f8b46-1217-0410-a6f0-8f06a7374b81
replace tabs to spaces at app/helpers/timelog_helper.rb

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11406 e93f8b46-1217-0410-a6f0-8f06a7374b81
Bulgarian translation changed and updated by Ivan Cenov (#13190)

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11407 e93f8b46-1217-0410-a6f0-8f06a7374b81
Russian "label_x_issues" translation changed by Mikhail Velkin (#12645)

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11408 e93f8b46-1217-0410-a6f0-8f06a7374b81
Russian "label_last_n_weeks" translation changed by Mikhail Velkin (#12645)

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11409 e93f8b46-1217-0410-a6f0-8f06a7374b81
Make sure that fields filled before tracker change are preserved.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11410 e93f8b46-1217-0410-a6f0-8f06a7374b81
Adds closed_on to issues API responses (#824).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11411 e93f8b46-1217-0410-a6f0-8f06a7374b81