make theme config compatible with MultiSite
remove hello world plugin
inline tinymce
Merge branch '4.0' of github.com:impresspages/ImpressPages-CMS into feature-mce

Conflicts:
	Ip/Module/Assets/assets/tinymce/min.js
reformat widget js
inline management for text widget
widget events focusin / focusout
Fix table widget title
IpText widget autosave
Autosave text widget
Cleanup text widget js
Fine tune text widget javascript
Fix widget class
widgets refactoring
fix widgets appearing
move widget layouts to layout folder
IpForm widget popup snippet
fix design controller
open IpForm widget admin modal window
contact form translations