T-API python support implemented:

- cv2.UMat implemented - python thin wrapper for UMat
 - no implicit copy from GPU to Host done, resulting UMat can be passed to next function without overhead
 - cv2.UMat.get() - to fetch data to Host
 - new tests covers: ORB, BFMatcher, goodFeaturesToTrack, calcOpticalFlowPyrLK

modules/java/generator/gen_java.py

@@ -1039,7 +1039,8 @@ class JavaWrapperGenerator(object):
         self.clear()
         self.module = module
         self.Module = module.capitalize()
-        parser = hdr_parser.CppHeaderParser()
+        # TODO: support UMat versions of declarations (implement UMat-wrapper for Java)
+        parser = hdr_parser.CppHeaderParser(generate_umat_decls=False)
 
         self.add_class( ['class ' + self.Module, '', [], []] ) # [ 'class/struct cname', ':bases', [modlist] [props] ]