tor was updated to 0.2.4.24 [bnc#898268]

This update fixes a bug that affects consistency and speed when connecting to
hidden services, and it updates the location of one of the
directory authorities.

- Major bugfixes:
* Clients now send the correct address for their chosen rendezvous
point when trying to access a hidden service.
- Directory authority changes:
* Change IP address for gabelmoo (v3 directory authority).
- Minor features (geoip):
* Update geoip and geoip6 to the August 7 2014 Maxmind GeoLite2
Country database.
- disable build with experimental feature bufferevents [bnc#897113]