Add README for sgcollect_info (#3163)
Add README for sgcollect_info (#3163)

* Add README for sgcollect_info

* ns_server link + Go version table

* Update README.adoc

* Address PR Feedback

* Fix minor typos in sgcollect_info readme

couchbaselabs/sync_gateway,ceejatec/sync_gateway,ceejatec/sync_gateway,couchbaselabs/sync_gateway,couchbaselabs/sync_gateway,couchbaselabs/sync_gateway,ceejatec/sync_gateway,ceejatec/sync_gateway