O3-review/15D_Gaussian.md

 The 15-D analytical Gaussian is being implemented on this [branch](https://git.ligo.org/lscsoft/bilby/merge_requests/547).
 
 To do:
-* [ ] Add this to the review script 
 * [x] Add bimodal Gaussian
 
 Unimodal distribution:
@@ -145,3 +144,7 @@ Bimodal distribution:
 ### Truth crosses centered on second mode
 
 ![multidim_gaussian_bimodal_mode_2](uploads/1e4b6f7f95548ab31880eecc285985f0/multidim_gaussian_bimodal_mode_2.png)
+
+### 128 runs combined
+
+![combined_corner_compressed](uploads/146098052543bb5b57f738bdaf2bf39e/combined_corner_compressed.png)
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