documented the new shdict:get_keys() API. also bumped version to 0.7.3.

bumped version to 0.7.2.

docs: massive wording improvements from Dayo. also bumped version to …

…0.7.1.

bugfix: ngx.re.gsub() might throw out the "attempt to call a string v…

…alue" exception when the "replace" argument is a Lua function and the subject string is large. thanks Zhu Maohai for reporting this issue.

docs: documented the new ngx.thread API. also fixed the __newindex me…

…tamethod definition for catching writes to undeclared global varaibles in a Lua module.

bumped version to 0.6.10.

bumped version to 0.6.9.

bumped version to 0.6.8.

bumped version to 0.6.7.

minor coding style fixes in the lua/luajit bytecode loader.