Source uglification, part III.

Rename a few more things.  Because, you know, namespaces are overrated.
Add luacheck checker for Lua
Luacheck: cleanup.
Luacheck: highlighting patterns for version 0.7.1.
Typo: remove a spurious quote.
Merge commit 'b340672bd03d877ede83f95ccec6a98bbd536d42'