* add `_pathsep` env var... so mg knows how to split GOPATH
* add `_pathsep` env var... so mg knows how to split GOPATH

Mistobaan/GoSublime,FWennerdahl/GoSublime,cdht/GoSublime,justinfx/GoSublime,dlclark/GoSublime,anacrolix/GoSublime,simman/GoSublime,DisposaBoy/GoSublime,DisposaBoy/GoSublime-next,simman/GoSublime,alexmullins/GoSublime,alexmullins/GoSublime,allgeek/GoSublime,alexmullins/GoSublime,allgeek/GoSublime,Mistobaan/GoSublime,dlclark/GoSublime,allgeek/GoSublime,nathany/GoSublime,FWennerdahl/GoSublime,anacrolix/GoSublime,DisposaBoy/GoSublime,cdht/GoSublime,FWennerdahl/GoSublime,DisposaBoy/GoSublime-next,anacrolix/GoSublime,DisposaBoy/GoSublime-next,simman/GoSublime,nathany/GoSublime,cdht/GoSublime,justinfx/GoSublime,Mistobaan/GoSublime,nathany/GoSublime