Hide toolbar buttons by default
Added help document stub
Added help CSS
Added FAQ
Added click handler stub for help button
Added help image
Added help button CSS
Added help document to AppCache manifest
Minify help document
Added help button to bottom toolbar
Open help document if help is clicked
Merge branch 'feature-help'
Added empty CHANGES
Read changes when building
Include changes in package long description
Added release notes for 0.2
Added release notes for 0.3
Merge branch 'feature-changes'
Release 0.4