first few natives implemented in Go instead of JS
added build flags to files for natives to avoid building those packages with gc
travis: fixed nvm installation
travis: still trying to fix nvm
exit code 1 if test failed
renamed js.Object.String() to js.Object.Str() to avoid implementing fmt.Stringer
improved reflection on js.Object, fixes #25
converted some reflect natives to Go
converted all math natives to Go
fixed go$float32IsEqual for -0
added workaround for optimizer bug in V8
added js.Object.Int64() and js.Object.Uint64()
made go$interfaceIsEqual compatible with undefined values
improved readme
more natives converted to Go
improved math natives
absolute paths "/goroot" and "/gopath" in source maps
improved source maps
translated all natives except "reflect" to Go
fixed typo