Upstream 2.30 Beta 1 release
Enable configure options explicitly
Drop source and patch for icons since it is now upstream
https://trac.transmissionbt.com/wiki/Changes#version-2.30b1
* Major changes include the following:
* µTP, UDP tracker, Multiscrape support
* Download scarcest pieces first
* The "lazy bitfield" feature has been superseded by the "Fast Extension" BEP6
* GTK: Register as a magnet link handler in the .desktop file
* Web: Peer and Network preferences