Add a GIS shapefile to landmap importer.

.gitattributes

@@ -1,5 +1,4 @@
 * text=auto
-
 *.pxd    text diff=python
 *.py     text diff=python
 *.py3    text diff=python
@@ -7,11 +6,11 @@
 *.pyx    text diff=python
 *.pyz    text diff=python
 *.pyi    text diff=python
-
 *.db     binary
 *.p      binary
 *.pkl    binary
 *.pickle binary
 *.pyc    binary export-ignore
 *.pyo    binary export-ignore
-*.pyd    binary
+*.pyd    binary
+unshipped_data/arcgis_maps/ filter=lfs diff=lfs merge=lfs -text