Tidy up messages; ensure errors to to stderr
Tidy up messages; ensure errors to to stderr

bboreham/weave,beni55/weave,2opremio/weave,awh/weave,achanda/weave,weaveworks/weave,tomwilkie/weave,bboreham/weave,paladin74/weave,bboreham/weave,cgvarela/weave,awanke/weave,OnePaaS/weave,n054/weave,aaam/weave,aaam/weave,paulbellamy/weave,errordeveloper/weave,Lawouach/weave,aaam/weave,paladin74/weave,Lawouach/weave,kidaa/weave,achanda/weave,19hz/weave,kidaa/weave,inercia/weave,philipz/weave,19hz/weave,aaam/weave,BWITS/weave,2opremio/weave,paulbellamy/weave,BWITS/weave,ycaihua/weave,paladin74/weave,dpw/weave,weaveworks/weave,2opremio/weave,rade/weave,awh/weave,awanke/weave,n054/weave,tomwilkie/weave,inercia/weave,beni55/weave,BWITS/weave,ycaihua/weave,rade/weave,achanda/weave,rade/weave,paladin74/weave,paladin74/weave,n054/weave,Lawouach/weave,squaremo/weave,weaveworks/weave,rade/weave,tomwilkie/weave,n054/weave,2opremio/weave,narry/weave,inercia/weave,cgvarela/weave,beni55/weave,OnePaaS/weave,cgvarela/weave,narry/weave,philipz/weave,OnePaaS/weave,philipz/weave,dpw/weave,tomwilkie/weave,tomwilkie/weave,achanda/weave,bboreham/weave,19hz/weave,squaremo/weave,19hz/weave,beni55/weave,kidaa/weave,inercia/weave,awh/weave,achanda/weave,ycaihua/weave,OnePaaS/weave,OnePaaS/weave,BWITS/weave,ycaihua/weave,paulbellamy/weave,errordeveloper/weave,bboreham/weave,n054/weave,awanke/weave,dpw/weave,weaveworks/weave,BWITS/weave,cgvarela/weave,philipz/weave,kidaa/weave,cgvarela/weave,rade/weave,ycaihua/weave,narry/weave,philipz/weave,errordeveloper/weave,narry/weave,squaremo/weave,errordeveloper/weave,kidaa/weave,2opremio/weave,squaremo/weave,paulbellamy/weave,inercia/weave,dpw/weave,narry/weave,awh/weave,aaam/weave,awanke/weave,beni55/weave,squaremo/weave,Lawouach/weave,errordeveloper/weave,awh/weave,awanke/weave,dpw/weave