- recommend -lang package again

- Update to libktorrent-1.0.99rc1 (1.1rc1):
* Fix bug in UPnP so that it works properly with D-Link DIR 635 routers
* Fix crash due to manipulating timers in the wrong thread (261903)
* Fix compiler warning in TimeEstimator (262618)
* Fix crash due to cleaning up timer in the wrong thread (260712)
* Fix crash due to not properly cleaning up Peers and everything related when
switching to superseeding mode (261529)
* Fix invalid read in utp timer cleanup code (263800)
* Fix crashes at exit (264378, 256639)
- Spec file updates:
* Changes based on rpmdevtools templates and spec-cleaner run.
* Updates in Summary:, Url: and %description.
* Changed License: to GPLv2+ and LGPLv2+ and MIT and BSD.
* Updates in Buildrequires:, %build, %install and %files sections.
* Use Suggests: and not Recommends: for lang package.
* Removed %pre /sbin/ldconfig section (not needed).
- Removed libktorrent-1.1beta1-sprseedcrash.patch (fixed upstream).
- Removed libktorrent-po.tar.bz2 (not needed, its included in the package).