pygrub: Fix Grub2 support for Ubuntu 10.04

Due to changes in grub2, menu entry titles now have single quote
around them rather than double quotes, but the memtest entries still
are using double quotes, so we need to catch both.

Signed-off-by: David Markey <david.markey@citrix.com>

tools/pygrub/src/GrubConf.py

@@ -379,7 +379,7 @@ class Grub2ConfigFile(_GrubConfigFile):
                 continue
 
             # new image
-            title_match = re.match('^menuentry "(.*)" (.*){', l)
+            title_match = re.match('^menuentry ["\'](.*)["\'] (.*){', l)
             if title_match:
                 if img is not None:
                     raise RuntimeError, "syntax error: cannot nest menuentry (%d %s)" % (len(img),img)