[JENKINS-58207] Update Waffle and JNA to work with Jenkins 2.181+#7

Merged

FarmGeek4Life merged 3 commits intojenkinsci:masterfrom FarmGeek4Life:waffle-update

Nov 6, 2019

Commits on Oct 18, 2019

Update plugin parent POM
FarmGeek4Life
committed
Update Waffle dependency and minimum Jenkins version, and be verbose in specifying some dependency versions
FarmGeek4Life
committed
Remove a no-longer-needed version check
FarmGeek4Life
committed