Fixed bug: column 'position' in order by clause replaced with kanban_issues.position

Bug was generating internal error in generating base Kanban page.
Add croatian (hr) translation.
Add croatian (hr) translation.
Add hr locale in gemspec file

Signed-off-by: Mario Šarić <mario.saric@gmail.com>
Fixed bug: column 'position' in order by clause replaced with kanban_issues.position

Bug was generating internal error in generating base Kanban page.
Add croatian (hr) translation.
Add croatian (hr) translation.
Add hr locale in gemspec file

Signed-off-by: Mario Šarić <mario.saric@gmail.com>
Merge branch 'master' of https://github.com/msaric/redmine_kanban