Correclty disable StrictHostKeyChecking whilst we are at it!
map "$http_useragent---$http_host" $cacheidentifier {
Hostnames in maps file need to be regexs
Save the docker image into the artifacts store to allow download for testing
Need to handle *. wildcard
Use # instead of / as regex/sed seperator to provide a slightly cleaner sed line for debug
Provide comments and breakdown for sed (Requested by @GotenXiao
Changed UA/Host seperator from --- to £££ @rconan suggestion from UKLans chat
Closes#86 See github for details