remove redundant empty lines from PluginTest
Merged r11932 from trunk to 2.3-stable (#14221)
translate x_hours in many languages.
Contributed by Filou Centrinov.
Japanese translation updated by Go MAEDA (#14224)
remove trailing white-spaces from lib/redmine/plugin.rb
translate x_hours in many languages (#14221)
Don't validate start date when updating an issue without changing it (#14086).
Bulgarian translation updated by Ivan Cenov (#14209)
Merged r11925 from trunk to 2.3-stable (#13692)
prevent coderay "warning: already initialized constant" on Ruby 1.8.7.
Really adjusts error message in tests (#14086).
Adjusts error message in tests (#14086).
