Apply some 2to3 transforms that don't cause issues in 2.6

(Bitbake rev: d39ab776e7ceaefc8361150151cf0892dcb70d9c)

Signed-off-by: Chris Larson <chris_larson@mentor.com>
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>

bitbake/lib/bb/parse/parse_py/ConfHandler.py

@@ -89,7 +89,7 @@ def handle(fn, data, include):
 
     statements = ast.StatementGroup()
     lineno = 0
-    while 1:
+    while True:
         lineno = lineno + 1
         s = f.readline()
         if not s: break