Add example to project a geometry.  Closes issue #66
Merge pull request #70 from jericks/ISSUE_66

Add example to project a geometry.  Closes issue #66
fix for issue #71. show how to approximate ogr2ogr filter and select flags with api
Merge pull request #72 from thebigspoon/master

fix for issue #71. show how to approximate ogr2ogr filter and select fla...
example of union of geometry for issue #63
Merge pull request #73 from thebigspoon/master

example of union of geometry for issue #63
fix for VRT OGR python example request issue #65
fix for issue #75. simple sphinx-build warnings about titles and duplicate web links
Merge pull request #74 from thebigspoon/master

fix for VRT OGR python example request issue #65
fix for issue #67, show how to clip raster with shapefile
Merge pull request #76 from thebigspoon/clipraster

fix for issue #67, show how to clip raster with shapefile
Added recipe to convert an OGR File to a Raster
Merge pull request #77 from ustroetz/master

Added recipe to convert an OGR File to a Raster
Change project a geometry to project a layer because that is what it really does.  Fixes issue #69
fix for issue #78, break out vector and raster layer examples explicitly
Fixes #58
fix for issue #79, adding subtle gotchas and tricks section
fix for issue #83, adding links to GDAL/OGR Python API Docs
Merge pull request #82 from ustroetz/master

Fixes #58
Merge pull request #84 from thebigspoon/docfixes

Documentation Restructuring for 3 issues