Rename .bindings.config.init_environment to init_tmux_environment

Otherwise it is not clear what environment is initialised.

powerline/bindings/config.py

@@ -87,7 +87,7 @@ class EmptyArgs(object):
 		return None
 
 
-def init_environment(pl, args):
+def init_tmux_environment(pl, args):
 	'''Initialize tmux environment from tmux configuration
 	'''
 	powerline = ShellPowerline(finish_args(os.environ, EmptyArgs('tmux', args.config_path)))

powerline/commands/config.py

@@ -20,7 +20,7 @@ class StrFunction(object):
 
 TMUX_ACTIONS = {
 	'source': StrFunction(config.source_tmux_files, 'source'),
-	'setenv': StrFunction(config.init_environment, 'setenv'),
+	'setenv': StrFunction(config.init_tmux_environment, 'setenv'),
 }