Added Nl category to letters predicate (as requried for JS identifiers).
Changed/simplified representation of canonicalization ranges.
Truncated tables to code points in the BMP (all that is used by JS).
Reformatted tables to avoid excessively long lines.
Removed duplicate entries from multi-character mapping result tables.

Review URL: http://codereview.chromium.org/3030026

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@5155 ce2b1a6d-e550-0410-aec6-3dcde31c8c00