Adapted rendering of multi control
Began with implementation of form handling
Merge branch 'widget' of github.com:ynh/EWF into widget

Conflicts:
	library/server/wsf_html/webcontrol/wsf_control.e
	library/server/wsf_html/webcontrol/wsf_text_control.e
Implemented WSF_FORM_ELEMENT_CONTROL
Add bootstrap
Merge branch 'widget' of github.com:souvarin/EWF into widget