first steps for iban and bic for #747
step2 for iban and bic
generate iban and bic and bank details in view
rake task
regex validation for iban and bic
merge
tests for iban bic fixed
stuff
changed comments in fastbill_api.rb
Merge branch 'master' into develop
Merge branch 'master' into develop
Merge branch 'develop' of github.com:fairnopoly/fairnopoly into develop
fix #777 - add notice and redirects to originals
improve #777 - different message, doesn't override other flashs
Merge branch 'develop' into feature-iban

Conflicts:
	app/models/user.rb
	config/api.yml.example
fixed #775 ratings are now ordered by date (descending)
fix #747 - finalize iban/bic handling, mostly javascript stuff
Merge branch 'feature-iban' into develop
test suite based fixes