Merge pull request #44 from project-liberty/bugfix-proposal-hash

[#42] fix proposal hash comparisons

[#37] additional logging cleanup

PIVX Core v3.1.0.2

PIVX Core v3.1.0

dummy tag for commits on master

This is a dummy tag so that `git describe` no longer shows everything
relative to v0.9.0rc2 just because that was the last version to be tagged
on master instead of on a branch.

Dash v0.12.2.3

Dash v0.12.2.2