Feature request - Add tinymce support

(from [720df536959dbb096e5cd2bbf314e7f1874a8a00]) Fixes some file manager display anomalies when called from ckeditor...prep for adding tinymce support [#1081] https://github.com/exponentcms/exponent-cms/commit/720df536959dbb09...

(from [6f67e09a5a3e136b43403d1ecd136b8f8cb489b5]) Initial support for the TinyMCE WYSIWYG editor; fewer features than ckeditor, but it works on Android phones, etc...; no custom toolbar/configurations yet, doesn't currently work on edit product due to ajax instantiation [#1081] https://github.com/exponentcms/exponent-cms/commit/6f67e09a5a3e136b...

(from [b64e341f85195d4a277ac33ed92d30c48bea365b]) Initial support for the TinyMCE WYSIWYG editor; fewer features than ckeditor, but it works on Android phones, etc...; no custom toolbar/configurations yet, doesn't currently work on edit product due to ajax instantiation #1081 https://github.com/exponentcms/exponent-cms/commit/b64e341f85195d4a...

(from [61ec956442a66ea36add937dad4abb6ccf911ea7]) Tweak TinyMCE configuration [#1081] https://github.com/exponentcms/exponent-cms/commit/61ec956442a66ea3...

(from [7aeafcb432b87c4c7c05914db2fcaebe6416f7a8]) Tweak TinyMCE adding 2nd skin; adds skin selection and toolbar definition to configuration; modifies site configuration WYSIWYG tab to work with multiple WYSIWYG editors; adds new assocarray smarty block function to build associative arrays inside a template [#1081] https://github.com/exponentcms/exponent-cms/commit/7aeafcb432b87c4c...

(from [bb7a39f872049a863aa85a159d42e019828963c0]) Fixes site configuration wysiwyg alternate control [#1081] https://github.com/exponentcms/exponent-cms/commit/bb7a39f872049a86...

(from [3bfc10960a214b7fa7b0601992d830495034dae4]) Implements a 'mobile' friendly wysiwyg editor size reduction; removes status bar and attempts to make toolbar/menu minimal; implements an editor plugin validation to prevent crashes when moving between sites/themes; activates TinyMCE browser spellcheck which can be turned off in custom editor configuration [#1081 #1114] https://github.com/exponentcms/exponent-cms/commit/3bfc10960a214b7f...

(from [b35999940d3164fff5e72bb2987b4623444fa16a]) Adds elFinder toolbar icon to switch to page/module selector which fixes a limitation in both elFinder w/ CKEditor and TinyMCE in general about moving to or moving back from the page/module selector [#1113 #1081] https://github.com/exponentcms/exponent-cms/commit/b35999940d3164ff...