Log Message:
Update databases/erlang-p1_pgsql to 1.1.0.

Version 1.1.0
- Fixes 'prepare' and 'execute' calls
- Refactor

Version 1.0.1
- Repository is now called p1_pgsql for consistency
- Initial release on Hex.pm
- Standard ProcessOne build chain
- Setup Travis-CI and test coverage, tests still needed