updated romloader
[skip ci]
more reworking of emscripten stuff
[skip ci]
WIP emscripten update to use json instead of js to define filesystem
[skip ci]
WIP more rom loader refactoring
[skip ci]
WIP emscripten host rework. Remove moaijs dep from moaijs.js
[skip ci]
WIP emscripten multiple host per page support
[skip ci]
WIP emscripten rework [skip ci]
More refactor WIP of moai js host [skip ci]
More multihost support and cleanup [skip ci]
Emscripten host working again, now modular
merge with master for CI on osx