Release connection correctly after borrowing it for handleVisitor implementation, see GEOT-4193

Signed-off-by: Jody Garnett <jody.garnett@gmail.com>
Merge pull request #2 from jive/visitorConnectionRelease

Release connection correctly after borrowing it for handleVisitor implem...
s/Unkown/Unknown/ in error message strings
added toWKT() method to control strictness, see GEOS-5204
GEOT-4197:Adding hint to GridCoverageRenderer to avoid using Views
GEOT-4199: Exception swallowing in ImageMosaic CatalogBuilder
GEOT-4169

modulo function
Fix regular expression so negative timezone offsets work, too.
Merge pull request #4 from dustinparker/ecql_timezone

Fix regular expression so negative timezone offsets work, too.
GEOT-4203, improved spatialite support.

Updated sqlitejdbc jar to include support for more platforms, updated driver to
read/write WKB and added isAvialable() check to enable/disable only when native
libs property loaded.
updated README for spatialite module
optimizing loading of spatial_ref_sys  by disabling auto commit and loading in batch
updated README to include links to pre-built libs
GEOT-4170: Support for URL query component in app-schema-resolver cache
[GEOT-4202] Add a filter function allowing the extraction of an attribute value
Follow up to previous commit, make dynamic properties work with attribute extraction
add ModuloFunction to list of existing functions instead of creating a new FunctionFactory
Move build into a top-level section shuffle advanced content out of its own section
Rename as Factory Tutorial
Flatten out to a single list of tutorials