[minor] Added .gitignore
[minor] Added .gitignore

Jonekee/forever,ContinuumIO/forever,arnabsinha4u/demo-documentation,ryan321/forever,yyx990803/forever,rakyll/forever,vcarrera/forever,kethle/forever,jqk6/forever,foreverjs/forever,vcarrera/forever,yyx990803/forever,rbramwell/forever,kethle/forever,JJediny/forever,nguyen-tien-mulodo/forever,nguyen-tien-mulodo/forever,ryan321/forever,arnabsinha4u/demo-documentation,jotham/forever,foreverjs/forever,ContinuumIO/forever,jotham/forever,rakyll/forever,JJediny/forever,rbramwell/forever,saisai/forever,saisai/forever,substack/forever,jqk6/forever,Jonekee/forever