spatialindex-1.9.3-bp155.2.12

- Rename libspatialindex4 subpackage to libspatialindex6, following
  the actual soname of the libraries shipped.
- Obsolete libspatialindex4 = 1.9.3 by libspatialindex6: help
  zypper for the upgrade case from the wrongly packaged
  libspatialindex4 to libspatialindex6. We obsolete only the
  version that was wrongly packaged, so that actual users
  of libspatialindex.so.4 have a chance to co-exist.

- added patch to restore functionality (via CMake), change Cflags
  (restore-pkg-config-functionality.patch)
- Update to version 1.9.3
  * 1.9.3 fixes a critical ordering issue
    in RTreenearestNeighbor sorting
- Update to version 1.9.2
  * 1.9.2 is a quick release of 1.9.1 to fix some
    override declarations that were too aggressive and caused
    the wrong methods to be called.
- Update to version 1.9.1
  * Expose Index_Contains_id and Index_Contains_obj in C API
- Update to version 1.9.0
  * Add flush function to each index type
  * Expose internal Nodes of query for RTree types
  * Fix unnecessary locking calls in pthread on Linux
  * Fix Node::reinsertData selection criteria
  * Correct findLeastEnlargement to always return a correct value
  * Update the root MBR during condenseTree
  * Fix adjustTree during R*-tree reinserts

- Install license

- Added missing provides
- Minor spec edits

- initial packaging