Fix acceptance tests

Fixes #2166
Update to master release

Fixes #2166
More fixes

Fixes #2166
move plugins gemfile to tools

Fixes #2171
set correct env in bootstrap to avoid dup gems

Fixes #2171
pin maven-tools version due to bug

Fixes #2171
minor fixes to moving plugins gemfile to tools/

Fixes #2171
let maven-tools get latest, fixes in 1.0.7 present

Fixes #2175