Vastly simplify code for new / import project.

This removes almost everything that I'd borrowed from the
Redline Smalltalk plugin.
Short circuit once we've checked the files.
Want library file to be first file.
Bump version, add change notes.
Add Dylan inspection for MustContainModule.
Add grammar for Dylan files
Update Dylan's grammar to a complete grammar

Based on Paul Haahr's grammar available at
http://haahr.tempdomainname.com/dylan/grammars.html
Special case Dylan's definers