Feature request - Strengthen tablet/handheld features

(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 Feature request - Add tinymce support #1114 Feature request - Strengthen tablet/handheld features] https://github.com/exponentcms/exponent-cms/commit/3bfc10960a214b7f...

(from [22ada7bbc50f98f0042902ae69a5c34c234a5226]) Updates bootstrap theme to be more 'mobile' friendly now main content moves to top on narrow displays (instead of sidebar) [#1114 Feature request - Strengthen tablet/handheld features] https://github.com/exponentcms/exponent-cms/commit/22ada7bbc50f98f0...

(from [9a4a9b25c60543434a55b0e33630ac47f20716f6]) Fixes responsive nature of bootstrap forms showall view [#1116 Feature request - Implement a modern data table widget #1114 Feature request - Strengthen tablet/handheld features] https://github.com/exponentcms/exponent-cms/commit/9a4a9b25c6054343...

(from [7976fa00b6a09a300d7169a1f0eefcdc11a247d3]) Updates bootstrap theme menu spacing to be more forgiving when responsive (big gap removed) [#1114 Feature request - Strengthen tablet/handheld features] https://github.com/exponentcms/exponent-cms/commit/7976fa00b6a09a30...