Bulgarian translation updated by Ivan Cenov (#17451)

git-svn-id: http://svn.redmine.org/redmine@13299 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13299 from trunk to 2.5-stable (#17451)

Bulgarian translation updated by Ivan Cenov.

git-svn-id: http://svn.redmine.org/redmine@13300 e93f8b46-1217-0410-a6f0-8f06a7374b81
backport rails-4.1 r13296 to trunk

Add missing fixtures.

git-svn-id: http://svn.redmine.org/redmine@13301 e93f8b46-1217-0410-a6f0-8f06a7374b81
add missing fixtures to test/unit/journal_test.rb

git-svn-id: http://svn.redmine.org/redmine@13302 e93f8b46-1217-0410-a6f0-8f06a7374b81
remove unneeded statement from Issue#parent_issue_id=

git-svn-id: http://svn.redmine.org/redmine@13303 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13302 from trunk to rails-4.1

add missing fixtures to test/unit/journal_test.rb

git-svn-id: http://svn.redmine.org/redmine@13304 e93f8b46-1217-0410-a6f0-8f06a7374b81
.travis.yml: run same commands with Redmine official CI server

git-svn-id: http://svn.redmine.org/redmine@13305 e93f8b46-1217-0410-a6f0-8f06a7374b81
add missing fixtures to SearchControllerTest

git-svn-id: http://svn.redmine.org/redmine@13306 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merged r13306 from trunk to rails-4.1

add missing fixtures to SearchControllerTest

git-svn-id: http://svn.redmine.org/redmine@13307 e93f8b46-1217-0410-a6f0-8f06a7374b81