Merge pull request #74 from jaypipes/uplift

uplift main lib to core@1.12.2

Merge pull request #71 from jaypipes/json-xunit-out

enable support for JUnit/XUnit and JSON output

Merge pull request #67 from jaypipes/assert-require

uplift to core@1.10.4 and kube@#1.10.3

Merge pull request #61 from jaypipes/depends

uplift gdt CLI and porcelain to v1.10.1 core

Merge pull request #56 from jaypipes/core-switch

core code is now in gdt-dev/core repository

Merge pull request #54 from jaypipes/save-arbitrary

Update golangci config

Merge pull request #50 from jaypipes/exec-err

correct exit code assertion in exec plugin

Merge pull request #49 from jaypipes/exec-debug

trim space from exec plugin out/err

Merge pull request #47 from jaypipes/cleanup

break run spec and exec spec into separate methods

Merge pull request #42 from jaypipes/panic-at-the-disco

move WithTimeout after wait.before execution