Update doc for spatialreference option.

doc/stages/readers.las.rst

@@ -97,3 +97,8 @@ _`compression`
   support for the decompressor being requested.  The LazPerf decompressor
   doesn't support version 1 LAZ files or version 1.4 of LAS.
   [Default: "laszip"]
+
+_`spatialreference`
+  Sets the spatial reference for the file data.  Overrides any spatial
+  reference information in the file itself.  Most text-based formats of
+  SRS information are accepted, including WKT and proj.4.

doc/stages/readers.oci.rst

@@ -41,7 +41,10 @@ query
   SELECT statement that returns an SDO_PC object as its first and only queried item [Required]
 
 spatialreference
-  Spatial reference system of the data being read. E.g. "EPSG:26910".
+  _`spatialreference`
+    Sets the spatial reference for the point ata.  Overrides any spatial
+    reference information read from the database.  Most text-based formats of
+    SRS information are accepted, including WKT and proj.4.
 
 xml_schema_dump
   Filename to dump the XML schema to.

doc/stages/readers.pgpointcloud.rst

@@ -52,7 +52,9 @@ column
   Table column to read patches from. [Default: **pa**]
 
 spatialreference
-  The spatial reference to use for the points. Over-rides the value read from the database.
-
+  _`spatialreference`
+    Sets the spatial reference for the point data.  Overrides any spatial
+    reference information read from the database.  Most text-based formats of
+    SRS information are accepted, including WKT and proj.4.
 
 .. _PostgreSQL Pointcloud: https://github.com/pramsey/pointcloud

pdal/Stage.cpp

@@ -448,6 +448,7 @@ void Stage::l_initialize(PointTableRef table)
 }
 
 
+// This function allows m_spatialReference to remain private.
 void Stage::addSpatialReferenceArg(ProgramArgs& args)
 {
     args.add("spatialreference", "Spatial reference to apply to data",