This is an update for the 0.7 series that includes fixes for a few issues. The changes should be minimal and have mostly been available in the 0.8 branch for some time.
From this point on, the 0.7 series will only get updates for serious (security) issues. Users are encouraged to upgrade the the more up-to-date 0.8 or 0.9 series.A summary of the changes since 0.7.18:
Get this release from the downloads section.