Small changes to the web version of the accumulated precipi roi notebook

- use metpy.units
- add "accumulated" to plot titles

examples/notebooks/Precip_Accumulation_Region_of_Interest.ipynb

@@ -210,7 +210,7 @@
     "        print(data.min(), data.max(), grid.getDataTime().getFcstTime()/3600)\n",
     "\n",
     "    # Convert from mm to inches\n",
-    "    result = data * (0.0393701)\n",
+    "    result = (data * units.mm).to(units.inch)\n",
     "    \n",
     "    ii,jj = np.where(result==result.max())\n",
     "    i=ii[0]\n",
@@ -392,7 +392,7 @@
     "fig, ax = make_map(bbox=bbox)\n",
     "cs = ax.pcolormesh(lons, lats, tp_inch, cmap=cmap)\n",
     "cbar = fig.colorbar(cs, shrink=0.7, orientation='horizontal')\n",
-    "cbar.set_label(grid.getLocationName() + \" Total precipitation in inches, \" \\\n",
+    "cbar.set_label(grid.getLocationName() + \" Total accumulated precipitation in inches, \" \\\n",
     "               + str(fcstHr) + \"-hr fcst valid \" + str(grid.getDataTime().getRefTime()))\n",
     "\n",
     "ax.scatter(maxPoint.x, maxPoint.y, s=300,\n",
@@ -446,7 +446,7 @@
     "\n",
     "cs = ax.pcolormesh(lons, lats, tp_inch, cmap=cmap)\n",
     "cbar = fig.colorbar(cs, shrink=0.7, orientation='horizontal')\n",
-    "cbar.set_label(grid.getLocationName() + \" Total precipitation in inches, \" \\\n",
+    "cbar.set_label(grid.getLocationName() + \" Total accumulated precipitation in inches, \" \\\n",
     "               + str(fcstHr) + \"-hr fcst valid \" + str(grid.getDataTime().getRefTime()))\n",
     "\n",
     "ax.scatter(maxPoint.x, maxPoint.y, s=300,\n",
@@ -607,7 +607,7 @@
     "\n",
     "cs = ax.pcolormesh(roiLons, roiLats, roi_data, cmap=cmap)\n",
     "cbar = fig.colorbar(cs, shrink=0.7, orientation='horizontal')\n",
-    "cbar.set_label(roiGrid.getLocationName() + \" Total precipitation in inches, \" \\\n",
+    "cbar.set_label(roiGrid.getLocationName() + \" Total accumulated precipitation in inches, \" \\\n",
     "               + str(roiFcstHr) + \"-hr fcst valid \" + str(roiGrid.getDataTime().getRefTime()))\n",
     "\n",
     "ax.scatter(maxPoint.x, maxPoint.y, s=300,\n",