Geeklog 1.7.2 is a bugfix release only. It does not have any new features. There were no changes in the database, the themes, or the language files, so this should be a painless upgrade for everybody. As announced before, this will also be the last Geeklog version to support PHP 4.
Bugfixes in this version address compatibility issues with PHP 4 in the Static Pages plugin and PostgreSQL support, other Postgres fixes, and fixed handling of the