transmission-remote-gtk: 1.1.1 -> 1.2

This commit includes some rework since the original googlecode
repository redirects to the GitHub page.

Built and tested successfully on local.

From the Changelog:
```
* Wed Jun 11 2014 1.2
- A basic RSS reader which uses libmrss.
- Fix some 32bit platforms reporting 0 connected peers and unknown ETA.
- Resolve some GTK deprecations.
- Fix a crash in port test callback.
- Fix decimal marker in status bar version.
- Support for GeoIPCity.dat.
- Fix a crash when removing lots of columns (something changed in GTK).
- Optional and non-default support for validating SSL certs.
- Remove all GTK2 support.
- Allow alt-speed limits to override global speed limits in the statusbar
  display.
```