Ignore deprecation warnings for now

(Bitbake rev: 661fe59445161c5bc6a2e73b7fcbf9d20c492e27)

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

bitbake/bin/bitbake

@@ -81,6 +81,7 @@ def _showwarning(message, category, filename, lineno, file=None, line=None):
         bb.msg.warn(None, s)
 
 warnings.showwarning = _showwarning
+warnings.simplefilter("ignore", DeprecationWarning)
 
 #============================================================================#
 # main