Refactoring: History
Add undo/redo range bookmark and helper functions(dom).
Add undo/redo range bookmark and helper functions(dom): missing build file
Add image sizing handle, TODO: sizing and selection logic
Extract Handle class from EventHandler.
Add image popover.
Add image popover. missing build files
Prevent default event when image clicked(FF, IE, ...).
Prevent default event when image clicked(FF, IE8+). missing build files
Add image popover commands(float, resize).
Add removeFormat shortcut.
Add basic image sizing by handle and some refactoring.
Add basic image sizing by handle and some refactoring(build files).
Fix sizing bug when document scrolled.
Update README.md
Update upcoming features.
Add style for code.
Fix #23. Set min-height of buttons.
Update .gitignore for vim plugin.
Fix #23. Set min-height of buttons. build files.