Merge pull request #228 from jashua212/draft

Fix for image plugin's style textbox
Fixed so text/javascript type value get removed by default from script elements to match the HTML5 spec.
Fixed bug where pasting single indented list items from Word would cause a JS exception.
Added new code_dialog_width/code_dialog_height options to control code dialog size.
Added missing pastetext and browse button icons and logic.
Fixed so the paste as text button is active by default when using the paste_as_text option.
Added pastetext to classic.html
Fixed bug where applying block formats inside list elements in inline mode would apply them to whole document.
Fixed bug where link editing in inline mode would cause exception on IE/WebKit.