Some change in SHPRead
Add a service to create trigger on h2 table
Remarks on columns are also used to define column geometry type
SRID extraction speedup, take up to 1 line on geometry tables
Start listener helper and minor change test
Add OSGi DataSourceFactory properties building
reenable OSGi unit test, with patched h2
Change the way built-ins function are registered in h2
Test if the DataSource is H2 before inserting H2 spatial
Check if local or external database before registering spatial
Merge remote-tracking branch 'irstv/master' into features/listener-service

Conflicts:
	h2spatial/src/main/java/org/h2gis/h2spatial/CreateSpatialExtension.java
	h2spatial/src/main/java/org/h2gis/h2spatial/osgi/DataSourceTracker.java
fix merge issue
Fix aggregate register function
Add ST_Extent with unit test
First commit with PostGIS compatibility wrapper
Add Activator for tracking DataSource
Fix jts version,use the same as h2
fix custom h2 version
Fix unit test, create a dist zip of h2 GIS
Use h2 snapshot