Fixed submitting a new ad.
Merge branch 'dev' of https://github.com/cipele46/cipele46-web into cipele46-dev
Authiorization requirement for supply and demand ads was set the wrong way around.
Fixed colours for supply and demand types of adds on the new add page.
Merge branch 'dev' of https://github.com/cipele46/cipele46-web into cipele46-dev