refined exhibit create/edit operations
Merge branch 'master' of https://github.com/alterm4nn/ChronoZoom into czservice
Merge branch 'master' of https://github.com/alex-zen/ChronoZoom into czservice
minor changes
merge with blessed
merge with blessed
minor update of authoring timelines
Merge branch 'master' of https://github.com/alterm4nn/ChronoZoom
Created authoring.ui module to store authoring UI handlers.
AT forms number validation
merging with blessed
create/edit exhibits/content items implemented
merge with blessed
field validation
Merge branch 'master' of https://github.com/alterm4nn/ChronoZoom into origin/master
Minor refactoring of authoring
Removed obsolete authoring bindings
merged with blessed
create/edit exhibits + content items implemented
Reverted wronly removed code.