Fixing purge issue where error response served because next() was called. Also changing purge cache control headers to prevent proxy caches from holding onto purge requests.
Updating moment dependency to 2.0.0
Fixes a couple of GSS function issues. Bool, map and date were misbehaving. Tamed!
Adding a default preset in the IG plugin. Means you dont have to specify the sheet names at all if you dont need to.