minor update of authoring timelines
Merge branch 'master' of https://github.com/alterm4nn/ChronoZoom
Created authoring.ui module to store authoring UI handlers.
Minor refactoring of authoring
Removed obsolete authoring bindings
merged with blessed
Reverted wronly removed code.
erged with blessed. Refactored authoring
Merged with blessed.
code review fixes
Merge pull request #130 from alex-zen/ATrefactoring

Authoring code refactoring,