Update stash to 2.12.2
Merge pull request #27 from linc01n/2.12.2

Update stash to 2.12.2
Bump version to 3.8.2
Update stash to 2.12.3
Merge pull request #29 from linc01n/2.12.3

Update stash to 2.12.3
Bump version to 3.8.3
Add missing #29 link in CHANGELOG
Add Stash 3.0.1 checksum
Rubocop fixes
Default to Stash 3.0.1, bump cookbook version to 3.9.0