updated toolbar command markup
latest version of wysihtml5

modified to suit annotations: publish edit event, allow ‘preserve’
attributes
add preserve attributes to rules
customized insertLink command

added classname (wysiwyg-link) to default links to distinguish from
annotated anchors
custom insertAnnotation command

based on insertLink command
add insertLink as custom cmd to override default
add wysihtml5 to globals
style annotated anchor (in wysiwyg)
style hidden annotations div (outside wysiwyg)
bound dialog events after wysiwyg init

todo: isolate events to .annotation wysiwyg only