Fix Makefile so weavewait* are statically linked  - the `-tags netgo` was being ignored by an interaction with the newer tags
Fix Makefile so weavewait* are statically linked
 - the `-tags netgo` was being ignored by an interaction with the newer tags

dpw/weave,paulbellamy/weave,tomwilkie/weave,aaam/weave,rade/weave,rade/weave,dpw/weave,tomwilkie/weave,weaveworks/weave,rade/weave,rade/weave,aaam/weave,paulbellamy/weave,dpw/weave,n054/weave,weaveworks/weave,dpw/weave,aaam/weave,aaam/weave,rade/weave,n054/weave,tomwilkie/weave,n054/weave,n054/weave,paulbellamy/weave,aaam/weave,tomwilkie/weave,weaveworks/weave,tomwilkie/weave,n054/weave,dpw/weave,paulbellamy/weave,weaveworks/weave