Improve st_constraineddelaunay and st_delaunay and add new tests
Check null geometry
Manage null input in ST_MakeLine
Merge pull request #342 from nicolas-f/st_makeline_null_input

Manage null input in ST_MakeLine
Fix st_constraineddelaunay.
If a geometrycollection contains only points or multipoints them a delaunay triangulation is applied.
Select THE_GEOM rather than *

Fix an exception if the geometry column is not the first column in the
table passed to ST_ShortestPath.
Manage NPE on ST_EXTENT when used on empty table
Make sure there is at least one geometry field
Fix indentation and sentence
Merge pull request #346 from nicolas-f/fix/st_extent_npe

Manage NPE on ST_EXTENT when used on empty table
Merge pull request #344 from ebocher/st_constrainedDelaunayFix

St constrained delaunay 
About #336
Merge pull request #345 from agouge/fix-st-sp

Fix  ST_ShortestPath exception
Fix an exception if the geometry column is not the first column in the
table passed to ST_ShortestPath.
Upgrade to 1.1 snapshot
Update to snapshot 1.1
[maven-release-plugin] prepare release v1.1.0
[maven-release-plugin] prepare for next development iteration
Merge pull request #347 from irstv/release1.1

Release1.1
Fix pom parent version
Fix pom version
Merge pull request #349 from nicolas-f/fix/snapshotpom

Fix pom parent version