Update readme to explain a theme of a markdown.
Bump version
Move `dist`  to `build`
Improved grunt
Update style for tables
Use CSS to generate heading numbers
Removed markdown heading number parser, used CSS counter instead
Rename default theme
Build default themes: book
Added article themes
Added ThemeService
Added session service
Line ending fix by github
Implemented session binding
Implement: Keep top 100 of sessions in localStorage
Added jasmine
Added testSpec successfully
Refactor services
Update themes
Improved session listener