Update to Apache Server Configs v2.5.0

Changes between v2.2.0 and v2.5.0:
https://github.com/h5bp/server-configs-apache/compare/2.2.0...2.5.0
Fix file system permissions for templates
Merge pull request #157 from alrra/update-apache-server-configs

Update to Apache Server Configs v2.5.0