Merge pull request #393 from mcanevet/dev/rspec_puppet_1_0

Fix unit tests with rspec-puppet 1.0
Allow the ex- and import of postgresql::server::db
Fixed travis by updating Gemfile to pin Rake to 10.1.1

The latest Rake update requires Ruby >= 1.9. This update
fixes the failing 1.8.7 tests by pinning Rake to the last
supported version on ruby 1.8.7.

This patch is borrowed from @blkperl
Merge pull request #398 from igalic/rake

Fixed travis by updating Gemfile to pin Rake to 10.1.1
Merge pull request #397 from pieterlexis/exported_db

Allow the ex- and import of postgresql::server::db
Test if it compiles in unit tests