Display global issue link only if necessary
introduce state module
rename download to fetching
using state model in all previous places
using helper method to determing state label
make changes according to hound
change oder of failed and done in states module
change code style according to style guide
change hound.yml according to the styleguide
using ruby 1.9 syntax in the view
Merge branch 'staging' into 689-show_oops_global_issues_correctly

Conflicts:
	config/locales/en.yml
Merge pull request #1047 from ontohub/689-show_oops_global_issues_correctly

Display global issue link only if necessary