rpm or commands run by rpm can use output which isn't strictly acsii such
as quotation characters around expression which are character 0xe2.

Use utf-8 as an encoding rather than whatever the system suggests to
ensure smart copes with this rather than erroring with unicode errors.

RP 2016/5/19
Upstream-Status: Pending


Index: git/smart/backends/rpm/pm.py
===================================================================
--- git.orig/smart/backends/rpm/pm.py
+++ git/smart/backends/rpm/pm.py
@@ -32,11 +32,7 @@ from smart.pm import PackageManager
 from smart import sysconf, iface, Error, _
 
 
-try:
-    ENCODING = locale.getpreferredencoding()
-except locale.Error:
-    ENCODING = "ascii"
-
+ENCODING = "utf-8"
 
 def get_public_key(header):
     return header.sprintf("%|DSAHEADER?{%{DSAHEADER:pgpsig}}:"