Make backend combobox tooltip display the active backend's description.

Reverse the order of the OK/Cancel button in the Ad-Hoc connection dialog.
Use a new set of icons.
Extend the update invervals for all backends by 1 second.
Try to use en_US.utf8 instead of C as the LANG in misc.Run if it is available.
Add ability to force a network state update.  (Currently not used).

wicd/backends/be-external.py

@@ -41,13 +41,13 @@ import time
 
 
 NAME = "external"
-UPDATE_INTERVAL = 4
-DESCRIPTION = """External app (slow) backend
+UPDATE_INTERVAL = 5
+DESCRIPTION = """External app (original) backend
 
 This backend uses external program calls like ifconfig and
 iwconfig to query network information.  This makes it a bit
 slower and more CPU intensive than the ioctl backend, but
-it doesn't require any thirdy party libraries and may be
+it doesn't require any third party libraries and may be
 more stable for some set ups.
 """
 
@@ -119,7 +119,7 @@ class Interface(wnettools.BaseInterface):
         """
         wnettools.BaseInterface.__init__(self, iface, verbose)
         self.Check()
-        
+    
     def GetIP(self, ifconfig=""):
         """ Get the IP address of the interface.