OCI reader with PointContext.
Merge branch 'point-context' of https://github.com/PDAL/PDAL into point-context
Minor writer change/question.
Fix test? to work with new reader.
Merge branch 'master' of https://github.com/PDAL/PDAL into point-context

Conflicts:
	test/unit/CMakeLists.txt
Get normalization flag to iterator.
Make sure variable is in scope.
Set dimensions.
Set block's num_remaining when a block is read.
fetch SDO_PC instead of SDO_PC_BLK_TYPE
remove capacity from schema fetch
Merge branch 'point-context' of github.com:PDAL/PDAL into point-context
Merge remote-tracking branch 'upstream/point-context' into point-context
Merge remote-tracking branch 'upstream/point-context' into point-context