whitespace normalization
implement pdal::Schema::toRST() to output the Schema object as reStructuredText
use Schema::toRST to output the --schema information
::toRST() tweaks
update testoutput
Merge branch 'master' into issues/227-rest-for-pdal-schema-metadata
Merge branch 'master' into issues/227-rest-for-pdal-schema-metadata
Merge branch 'master' into issues/227-rest-for-pdal-schema-metadata
add crop and hole example
Merge branch 'master' into issues/227-rest-for-pdal-schema-metadata
update hexer detection code
Merge branch 'master' into issues/227-rest-for-pdal-schema-metadata