Change mruby.js to webruby.js
Use WEBRUBY instead of MRUBY
Use mrubymix to process Ruby source code
Allow specifying build config via command line
Update submodules
Bump submodules to the latest version
Print exceptions to console if exist.
Update submodules
Use -O2 by default. Closure is in fact the only slow part and make it off by default.
Update submodules
Simplify build config file
Update submodules
It seems double is working now:)
Update submodules since now math and time modules are in seperate mrbgems
Oops, double mode is still not available due to strtod bug in emscripten
Use double precision
Update README file
Update submodule to latest version, now webruby can use double precision without problems.
Add build config to support both JS library and JS append files.
Fix wrong task type