initial poc for fabric ctx
some cleanup
some more cleanup
Merge branch 'master' into fabric-ctx
CFY-1848 flake8
CFY-1848 fix tests
CFY-1848 test with sudo:false
CFY-1848 temporarily, add script plugin as a fabric plugin dependency
CFY-1848 use proxy that is now part of plugins common
CFY-1848 expose a similar API to script plugin with process/env,args,cwd,command_prefix
CFY-1848 add return value
CFY-1848 code cleanup
CFY-1848 code cleanup
CFY-1848 testing travis ssh setup
CFY-1848 more travis ssh testing
CFY-1848 more travis ssh tests
CFY-1848 more travis ssh tests
CFY-1848 seperate run script tests to a different class and only run them on travis
CFY-1848 restore travis tests
CFY-1848 flake8