First new pipeline docs
Cross referencing
stage name as header?
Update the chipper entry
Merge branch 'master' into pipelinedocs
Add in place reprojection filter
document pg reader
Add decimation filter
Add cropping
Las format pages
Bind reference into docs toc
Merge branch 'master' of github.com:PDAL/PDAL
Fix reference names
Accept user offsets in the *output* SRS
Merge branch 'offsets'
Accept user offsets in the *output* SRS
Update options information for LAS writer
Fix for #142, actually use the z_offset reference if requested
Predicate and programmable filters
Merge branch 'master' of github.com:PDAL/PDAL into pipelinedocs