Merge branch 'release-2.0.0' into develop
Cosmetics
Added proper indenting for lone :

Fixed a serious error in that regexp, too.
Changed group name of stdlib names
Whitespace
Added highlighting groups for primitives
Added paren highlighting group
Added section movement mappings

Fixes #3.
Added g:j_indent_definitions logic
Added matchit support
Added missing highlighting for _.
Added many syntax highlighting features
Added b:browsefilter, enabled line continuations
Fixed explicit definition, other improvements
Made 'iskeyword' setting human-readable
Renamed explicit definition highlight groups
Cosmetics
Updated dates for release 2.1.0
Merge branch 'release-2.1.0'