Fixed #17423 -- Fixed three typos in GeoDjango docs. Thanks, DavidEklund

git-svn-id: http://code.djangoproject.com/svn/django/trunk@17213 bcc190cf-cafb-0310-a4f2-bffc1f526a37

docs/ref/contrib/gis/model-api.txt

@@ -199,8 +199,8 @@ details.
 Geography Type
 ^^^^^^^^^^^^^^
 
-In PostGIS 1.5, the geography type was introduced -- it provides
-provides native support for spatial features represented with geographic
+In PostGIS 1.5, the geography type was introduced -- it provides 
+native support for spatial features represented with geographic
 coordinates (e.g., WGS84 longitude/latitude). [#fngeography]_
 Unlike the plane used by a geometry type, the geography type uses a spherical
 representation of its data.  Distance and measurement operations

docs/ref/contrib/gis/tutorial.txt

@@ -650,7 +650,7 @@ a coordinate system specific to south Texas **only** and in units of
     >>> from django.contrib.gis.geos import *
     >>> pnt = Point(954158.1, 4215137.1, srid=32140)
 
-Note that ``pnt`` may also constructed with EWKT, an "extended" form of
+Note that ``pnt`` may also be constructed with EWKT, an "extended" form of
 WKT that includes the SRID::
 
     >>> pnt = GEOSGeometry('SRID=32140;POINT(954158.1 4215137.1)')
@@ -771,8 +771,7 @@ First, there are some important requirements and limitations:
 
 * :class:`~django.contrib.gis.admin.OSMGeoAdmin` requires that the
   :ref:`spherical mercator projection be added <addgoogleprojection>`
-  to the to be added to the ``spatial_ref_sys`` table (PostGIS 1.3 and
-  below, only).
+  to the ``spatial_ref_sys`` table (PostGIS 1.3 and below, only).
 * The PROJ.4 datum shifting files must be installed (see the
   :ref:`PROJ.4 installation instructions <proj4>` for more details).