Merge lp:~costales/gui-ufw/redone-list-interfaces into lp:gui-ufw

[costales]

Redone list interfaces, because sometimes it doesn't show all

=== modified file 'gufw/gufw/model/ufw_backend.py'
--- gufw/gufw/model/ufw_backend.py	2016-11-08 19:33:57 +0000
+++ gufw/gufw/model/ufw_backend.py	2017-05-01 09:37:36 +0000
@@ -458,16 +458,14 @@
         return result # cmd | ufw result
     
     def get_net_interfaces(self):
-        cmd_ifaces = ['netstat', '-i']
+        cmd_ifaces = ['ls', '/sys/class/net']
         cmd = self._run_cmd(cmd_ifaces)
         ifaces = cmd.split('\n')
         
-        index = 0
         result = []
         for iface in ifaces:
-            index = index + 1
-            if index > 2 and iface:
-                result.append(iface.split(' ')[0])
+            if iface:
+                result.append(iface)
         
         return result
     
 
=== modified file 'po/gufw.pot'
--- po/gufw.pot	2017-05-01 09:11:43 +0000
+++ po/gufw.pot	2017-05-01 09:37:36 +0000
@@ -8,7 +8,7 @@
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2017-05-01 11:10+0200\n"
+"POT-Creation-Date: 2017-05-01 11:35+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <[e-mail]>\n"