Add missing changelog entry.
Add changelog entry for 33fa712432841e0b3a530433917ac69d651737d9.

Intentionally making this two commits in order to make cherry picking
easier.
Update CHANGELOG. Ohm 1.3.2 was released 8 months ago.
Add changelog entry for 88d9193.
Add changelog entry for 80df25d.
Add changelog entry for 3e0cfee.
Add changelog entry for 79f4b69.
Add changelog entry for bfce997.
Add changelog entry for 42b2b97.
Add changelog entry for ac29097.
Add changelog entry for a07929f.
Add changelog entry for fa40597.
Merge pull request #114 from frodsan/update_changelog_v2

Update changelog v2