Merge pull request #1104 from paultcochrane/fix-issues-in-transformat…

…ion-grids-docs

Fix issues in transformation grids docs

docs/transformation_grids.rst

@@ -25,28 +25,30 @@ the capability to work with grid files that are not installed on the local machi
 
 Available methods for download include:
 
-- `Mirroing the data <https://proj.org/usage/network.html#mirroring>`__:
+- `Mirroring the data <https://proj.org/usage/network.html#mirroring>`__:
 
-  To download to PROJ user writable data directory:
+  To download to the PROJ user-writable data directory:
 
   .. versionadded:: 7.1.0
 
   .. code-block:: bash
 
-    export PROJ_DOWNLOAD_DIR=$(python -c "import pyproj; print(pyproj.datadir.get_user_data_dir())
+    export PROJ_DOWNLOAD_DIR=$(python -c "import pyproj; print(pyproj.datadir.get_user_data_dir())")
 
-  To download to the main PROJ data data directory:
+  To download to the main PROJ data directory:
 
   .. code-block:: bash
 
-    export PROJ_DOWNLOAD_DIR=$(python -c "import pyproj; print(pyproj.datadir.get_data_dir())
+    export PROJ_DOWNLOAD_DIR=$(python -c "import pyproj; print(pyproj.datadir.get_data_dir())")
 
-  Download the files:
+  Download the files with either:
 
   .. code-block:: bash
 
     aws s3 sync s3://cdn.proj.org ${PROJ_DOWNLOAD_DIR}
 
+  or:
+
   .. code-block:: bash
 
     wget --mirror https://cdn.proj.org/ -P ${PROJ_DOWNLOAD_DIR}