Updated project copying info.
Initial Acadmx-Markdown citation render changes to sundown.
Rename to redcarpet_legalcitations
Successful GEM build.
Added .bundle to allow gem to work (temp).
Added Citation Callback to rc_render.c

Updated Sundown to:
- Fixed off-by-one bug in citation parsing.
- Changed default render to add span tags only (no whitespace).
Updated copyright & author info in comments
Rev'd version number.