[yt-dev] Issue #1239: annotate_contour doesn't work with RAMSES data (yt_analysis/yt)

New issue 1239: annotate_contour doesn't work with RAMSES data https://bitbucket.org/yt_analysis/yt/issues/1239/annotate_contour-doesnt-wor... Rafael Ruggiero: This simple script raises the following units error: http://paste.yt-project.org/show/6651/ ``` #!python import yt ds = yt.load("output_00080/info_00080.txt") slc = yt.SlicePlot(ds, 'z', 'density') slc.annotate_contour("density") slc.save() ``` The input file is the one available [here](http://yt-project.org/data/).