removed all build.xml files from the repository, as we are no longer using Ant.  Updated documentation to reflect the reality that ant builds are no longer supported as of 4.3.  Did not mention that we are moving to Gradle (likely) in 4.4
Wrap all uses of this.dataType
fix merge conflicts
NetcdfCFWriter, now, adds the variables in the formula_terms (if exist)
to the dest file for coordinate transformations.
fix bug in RotatedLatLon Projection
Merge remote-tracking branch 'origin/target-4.3.16' into target-4.3.16
fix unit test failure;
minor javadoc cleanup;
remove cruft files
Fixed bug in NetcdfCFWriter handling variables for vertical
transformations