RPC stereo model: Reorganize code a bit
RPC stereo model: Reorganize code a bit

NeoGeographyToolkit/StereoPipeline,NeoGeographyToolkit/StereoPipeline,njwilson23/StereoPipeline,aaronknister/StereoPipeline,njwilson23/StereoPipeline,NeoGeographyToolkit/StereoPipeline,njwilson23/StereoPipeline,NeoGeographyToolkit/StereoPipeline,aaronknister/StereoPipeline,ScottMcMichael/StereoPipeline,oleg-alexandrov/StereoPipeline,njwilson23/StereoPipeline,DougFirErickson/StereoPipeline,NeoGeographyToolkit/StereoPipeline,aaronknister/StereoPipeline,oleg-alexandrov/StereoPipeline,ScottMcMichael/StereoPipeline,DougFirErickson/StereoPipeline,ScottMcMichael/StereoPipeline,oleg-alexandrov/StereoPipeline,njwilson23/StereoPipeline,DougFirErickson/StereoPipeline,oleg-alexandrov/StereoPipeline,oleg-alexandrov/StereoPipeline,ScottMcMichael/StereoPipeline,ScottMcMichael/StereoPipeline,DougFirErickson/StereoPipeline,DougFirErickson/StereoPipeline,aaronknister/StereoPipeline,oleg-alexandrov/StereoPipeline,aaronknister/StereoPipeline,ScottMcMichael/StereoPipeline,NeoGeographyToolkit/StereoPipeline,njwilson23/StereoPipeline,DougFirErickson/StereoPipeline