Fix footer UI tests
Add dataSet to authoring unit tests

and cover #411 bug on GitHub
Data for bug: start -2, end: false, title: 'title'.
Fix footer UI tests

Add dataSet to authoring unit tests

and cover #411 bug on GitHub
Data for bug: start -2, end: false, title: 'title'.
Merge branch 'master' of https://github.com/a-chumagin/ChronoZoom
Merge pull request #415 from a-chumagin/master

Fix footer UI tests