Bug 1167576

Description of problem:

torbrowser-launcher depends on gnupg, but it's not marked as a dependency. When you install the torbrowser-launcher package on a fresh install of Fedora 20, without installing gnupg first, it throws an error when you run it.

Version-Release number of selected component (if applicable):

20

How reproducible:

Always.

Steps to Reproduce:
1. Install Fedora 20
2. sudo yum install torbrowser-launcher
3. torbrowser-launcher

Actual results:

Here's the error:

[micah@localhost ~]$ torbrowser-launcher 
Tor Browser Launcher
By Micah Lee, licensed under MIT
version 0.1.6
https://github.com/micahflee/torbrowser-launcher
Initializing Tor Browser Launcher
Successfully loaded mirrors from /usr/share/torbrowser-launcher/mirrors.txt
Warning: can't load mirrors from /home/micah/.config/torbrowser/mirrors.txt
Importing keys
Traceback (most recent call last):
  File "/usr/bin/torbrowser-launcher", line 30, in <module>
    torbrowser_launcher.main()
  File "/usr/lib/python2.7/site-packages/torbrowser_launcher/__init__.py", line 44, in main
    common = Common(tor_browser_launcher_version)
  File "/usr/lib/python2.7/site-packages/torbrowser_launcher/common.py", line 59, in __init__
    self.init_gnupg()
  File "/usr/lib/python2.7/site-packages/torbrowser_launcher/common.py", line 173, in init_gnupg
    self.import_keys()
  File "/usr/lib/python2.7/site-packages/torbrowser_launcher/common.py", line 178, in import_keys
    subprocess.Popen(['/usr/bin/gpg', '--homedir', self.paths['gnupg_homedir'], '--import', self.paths['erinn_key']]).wait()
  File "/usr/lib64/python2.7/subprocess.py", line 711, in __init__
    errread, errwrite)
  File "/usr/lib64/python2.7/subprocess.py", line 1327, in _execute_child
    raise child_exception
OSError: [Errno 2] No such file or directory
[micah@localhost ~]$ which gpg
/usr/bin/which: no gpg in (/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/home/micah/.local/bin:/home/micah/bin)

Expected results:

It should download and run Tor Browser Bundle.

Additional info: