Cleanup Duplication in `PainlessScriptEngine`#31991

Merged

original-brownbear merged 4 commits intoelastic:masterfrom original-brownbear:dry-up-painless-script-engine

Jul 14, 2018

+26-62

Commits on Jul 12, 2018

Cleanup Duplication in PainlessScriptEngine
original-brownbear
committed

Commits on Jul 13, 2018

Commits on Jul 14, 2018

Merge remote-tracking branch 'elastic/master' into dry-up-painless-script-engine
original-brownbear
committed