Capitalising the 'A' in some of the 'Arakawa' text

Author: michaeldenes

docs/examples/documentation_indexing.ipynb

@@ -23,7 +23,7 @@
     "\n",
     "## Barycentric coordinates and indexing in Parcels\n",
     "\n",
-    "### arakawa C-grids\n",
+    "### Arakawa C-grids\n",
     "\n",
     "In a regular grid (also called an Arakawa A-grid), the velocities (`U`, `V` and `W`) and tracers (e.g. temperature) are all located in the center of each cell. But hydrodynamic model data is often supplied on staggered grids (e.g. for NEMO, POP and MITgcm), where `U`, `V` and `W` are shifted with respect to the cell centers.\n",
     "\n",
@@ -68,7 +68,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Let's see how this works. We'll use the NemoNorthSeaORCA025-N006_data data, which is on an arakawa C-grid. If we create the `FieldSet` using the coordinates in the U, V and W files, we get an Error as seen below:\n"
+    "Let's see how this works. We'll use the NemoNorthSeaORCA025-N006_data data, which is on an Arakawa C-grid. If we create the `FieldSet` using the coordinates in the U, V and W files, we get an Error as seen below:\n"
    ]
   },
   {