Made dialect scanning use multiple threads to run faster.
Added element processor suggestion/autocomplete support.
Add instructions for adding content assist to custom dialects.
Preliminary expression utility object support.
Update images, generate utility method suggestions from a utility object
reference.
Fix image path, fix build name for dialect-files bundle.
Null check for when utility-object-ref class cannot be found.
Update readme with latest changes.
Add help/documentation files for Thymeleaf Extras modules.
Don't auto-insert brackets if suggestion is a bean property.
Update readme for release.