Added `editor_options` type, for WP editor customization

Available options for `editor options` documented in the wiki, or http://codex.wordpress.org/Function_Reference/wp_editor under 'arguments'.
Fix for issue #316.
Speed improvements by only reading the massive html file once.
Error when font defined is not found in the array. Error no longer appears now.
Skip showing default values for editors and ace_editor.
Forgot to push this file too.
New feature, select for slides field. Issue #278.
Fix for issue 321. Images/media/gallery/slides now have target=“_blank”
Fix for issue #321. Added rel=“external” as well.
Fix for Undefined property: ReduxFramework_raw::$parent
Fix for issue #324.
Added placeholder option for input box, and fixed 'none media selected' grammar.
Fix for issue #325.
Edd field now works with plugins properly
Fix for #322
Fix for #322
Fix for #322
Updating min file to match js file
Proper compression for groups.
Feature: Issue #328. Ability to add mulitple muti_text at once. New field attribute: add_number.