FilterToSQL: try converting to Number before converting to String
CompareFilterImpl: Handle case where both values are strings that can be cast to numbers
FilterToSQL: try converting to Number before converting to String

CompareFilterImpl: Handle case where both values are strings that can be cast to numbers
Undo change to SLDStyleFactoryTest
Some additional tests for comparing numbers/strings
Make sure to close all database objects and geopackage objects to avoid locked tables when writing and then reading
Merge pull request #324 from mbertrand/numberfix_master

Fix some issues with SQL filtering and comparison
Merge pull request #365 from jericks/geopkg_close

Make sure to close all database objects and geopackage objects
 fix for GEOT-4703
Merge pull request #366 from geosolutions-it/up

 fix for GEOT-4703
[GEOT-4704] SLDTransfomer fails to add cdata sections around spaces that need preserving in label expressions
Removing platform specific newlines from tests
test and fix for GEOT-4706
Merge branch 'master' of github.com:geotools/geotools into wms
Merge pull request #369 from ianturton/wms

Fix for GEOT-4706 null pointer for poorly formed WMS Capabilities documents
Merge remote-tracking branch 'upstream/master'