Merge pull request #1 from ramontayag/more_explanation

Explain usage more; give example
More documentation
Even more documentation
Prevent remote sketchily forms from submitting twice, allow remote forms to update if submitted many times.
Changed show_menu to hide_menu
Fixed some broken styles
Added link to svg-edit
Added CF link
Added option to hide hyperlink tool, dryed up some view code, buttons are now completely removed from DOM when hidden
Minor readme update
Another readme update
Added sketchily manifest files, cause necessary files to be automatically added to precompile list.
Minor readme improvements.
More readme improvements
Even more readme improvements
Moved requires to top, fixed bug in ext-grid that would cause editor to error out after saving an image a few times
Add jquery_ujs require to make remote forms work
Removed jquery includes, specified dependency in readme, switched up iframe/JS order to try to fix issue when loading sketchily via JS
Readme markup fix
Another readme markup fix