Default to 3.3.2 and add default checksums for 3.0.7, 3.0.8, 3.1.4, 3.1.5, 3.2.5, 3.3.1, and 3.3.2
Bump version to 3.12.0
Default to Stash backup client 1.5.0, bump release to 3.12.1