PostGIS 2.2.2 Released

http://postgis.net/2016/03/22/postgis-2.2.2/

With some fixes for correctness in some features, a handful of
crashing cases, and with some important updates for upgrade cases,
from 2.1 and to 2.3, as well as for users with raster data restore
issues (read the linked docs for more information on those!)

- #3463, Fix crash on face-collapsing edge change
- #3422, Improve ST_Split robustness on standard precision double
systems (arm64, ppc64el, s390c, powerpc, ...)
- #3427, Update spatial_ref_sys to EPSG version 8.8
- #3433, ST_ClusterIntersecting incorrect for MultiPoints
- #3435, ST_AsX3D fix rendering of concave geometries
- #3436, memory handling mistake in ptarray_clone_deep
- #3437, ST_Intersects incorrect for MultiPoints
- #3461, ST_GeomFromKML crashes Postgres when there are
innerBoundaryIs and no outerBoundaryIs
- #3429, upgrading to 2.3 or from 2.1 can cause loop/hang on some
platforms
- #3460, ST_ClusterWithin 'Tolerance not defined' error after upgrade
- #3490, Raster data restore issues, materialized views
Scripts postgis_proc_set_search_path.sql, rtpostgis_proc_set_search_path.sql
refere to http://postgis.net/docs/manual-2.2/RT_FAQ.html#faq_raster_data_not_restore
- #3426, failing POINT EMPTY tests on fun architectures