retry after failure to load from the build bot

modules/cudaoptflow/src/cuda/tvl1flow.cu

@@ -209,8 +209,8 @@ namespace tvl1flow
 
     __global__ void estimateUKernel(const PtrStepSzf I1wx, const PtrStepf I1wy,
                               const PtrStepf grad, const PtrStepf rho_c,
-                              const PtrStepf p11, const PtrStepf p12, 
-                              const PtrStepf p21, const PtrStepf p22, 
+                              const PtrStepf p11, const PtrStepf p12,
+                              const PtrStepf p21, const PtrStepf p22,
                               const PtrStepf p31, const PtrStepf p32,
                               PtrStepf u1, PtrStepf u2, PtrStepf u3, PtrStepf error,
                               const float l_t, const float theta, const float gamma, const bool calcError)

modules/video/doc/motion_analysis_and_object_tracking.rst

@@ -1083,9 +1083,8 @@ createOptFlow_DualTVL1
 
         Parameter used for motion estimation. It adds a variable allowing for illumination variations
         Set this parameter to 1 if you have varying illumination.
-        See: [Chambolle2011]_ 
-    
-    
+        See: [Chambolle2011]_
+
 DenseOpticalFlow::calc
 --------------------------
 Calculates an optical flow.