'plain=true' when format is set but you do not want doc comments treated specially. Backticks are now expanded in usage blocks
fixes issue #62: keep LuaDoc compatibility, unless not_luadoc is explicitly set
Default output directory is now 'doc'; annotations were borked and not_luadoc check could blow up
added new rockspec; updated docs; nil-description error triggered by ldoc docs
topics are added with nil description
issue #65; see references no longer have multiple option, but can now allow custom formats
Fix markdown.lua to work with LUA 5.2

The `setfenv` variable is unavailable in LUA 5.2, so call it conditionally.
Merge pull request #69 from gns-ank/patch-1

Fix markdown.lua to work with LUA 5.2
issue #70 crash
no longer any need for setfenv in markdown.lua
set tag in module can be used to set rendering properties etc of an individual module, e.g 'set no_return_or_parms=true'
Merge branch 'master' of github.com:stevedonovan/LDoc
finally fixed issue #32 (sorry Eric). Can now dump non-modules like scripts
issue #64: use 'sort=true' in config.ld to sort items in sections
a partial solution for issue #73: ldoc.module_file to pick master modules when present
better soln for issue #73: partial sorting for all processed files
support for generating Markdown; basic support for Moonscript
Moonscript: support for modules using with statement; optionally ignore colon as part of an identifier
support for Moonscript fat vs thin arrows; tools.get_parameters also returns last token found; lang.method_call generalization
partial file list sorting refactor was borked