Log Message:
Update mongodb to 2.6.0.

pkgsrc changes:
- Thanks to C++11 support, this version finally builds again in pkgsrc.
- Config, log and PID file names changed from 'mongodb' to 'mongod' (with
  the respective extension)

Major Changes
- Aggregation Enhancements
- Text Search Integration
- Insert and Update Improvements
- New Write Operation Protocol
- Query Engine Improvements
- Geospatial Enhancements
- Index Build Enhancements
- Enhanced Sharding and Replication Administration

Security Improvements
- New authorization model with custom User-Defined Roles and user privileges
- Global user management
- x.509 certificate support for client and cluster member authentication
- Enhanced SSL Support
- http interface disabled by default

Please read the full release notes for more:

http://docs.mongodb.org/manual/release-notes/2.6/

Notes on compatibility and upgrades:

http://docs.mongodb.org/manual/release-notes/2.6-compatibility/
http://docs.mongodb.org/manual/release-notes/2.6-upgrade/