remove rLA comment
adding support for matrix outputs (temp, density)
generic rLA-like functions
adding dim test for output
clean up message
dim test used in compare to field
Merge branch 'master' of github.com:USGS-R/glmtools
fix for metrics and dim == 2
Merge pull request #76 from jread-usgs/master

support for w.temp rmse. support for density