Merge pull request #250 from jhgg/master

Pretty print docs.json & co.
Moving scrape-docs task from Xcode build steps into gendocs script.
Combining main.m and appdelegate.m because we're so hipster.
Fixes potential free-after-use in ipc module; closes #251.
No longer versioning docs (just use the latest version).
Deleting versioned docs.
Deleting redundant tostring() call.
Added eventtap.{get,set}keycode as part of #9.
Added window:makefullscreen()
Fixed memory leak in ipc module.
Renamed audio_device -> audiodevice for consistency.
Fixed another potential memory leak in ipc.m
Fixed hydra-cli to print some return values it wasn't printing.
Fixed REPL to focus the re-opened REPL window properly.
Added application:mainwindow(), to get an app's fullscreen window.
Removed window:makefullscreen(), added window:{is,set}fullscreen().
Fix updates (le sigh) for future and past releases.
redoing docs.json on master
Changing the way modules are defined in docs.
Starting to lay out eventtap.event