Enable travis CI builds on containers
Enable travis CI builds on containers

Our Travis CI builds stopped working.  I'm trying to get it going again
by following instructions at
https://docs.travis-ci.com/user/migrating-from-legacy/?utm_source=legacy-notice&utm_medium=banner&utm_campaign=legacy-upgrade

jrunningen/districthousing,codefordc/districthousing,uncompiled/districthousing,meiao/districthousing,codefordc/districthousing,jrunningen/districthousing,meiao/districthousing,meiao/districthousing,uncompiled/districthousing,codefordc/districthousing,meiao/districthousing,jrunningen/districthousing,uncompiled/districthousing,codefordc/districthousing,meiao/districthousing,uncompiled/districthousing,uncompiled/districthousing,codefordc/districthousing,jrunningen/districthousing,jrunningen/districthousing