Create README.md
Update README.md
Create COPYING
Updated with changes to menus and outliner
improved syntax
Merge branch 'core-syntax'

Conflicts:
	org.metaborg.meta.lang.nabl/editor/NameBindingLanguage-Menus.esv
adopt transformations to new syntax
only use NamespaceRef/2
bootstrapped generated file
Merge branch 'master' into core-syntax
Merge branch 'core-syntax' of github.com:metaborg/nabl into core-syntax

Conflicts:
	org.metaborg.meta.lang.nabl/trans/generation/propositions.str