add comments to env() and make minor edits to the function
add comments to env() and make minor edits to the function

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