#retriever
from retriever import VERSION
if (VERSION == 'v1.6') or (VERSION == 'v1.6.0'):
    # If v1.6 is running use a dummy script to avoid retriever errors
    # See https://github.com/weecology/retriever/issues/208 for details
    from retriever.lib.templates import Script


    class main(Script):
        def __init(self):
            Script.__init__(self,
                            name="Mammal Super Tree",
                            shortname='mammsupertree',
                            retriever_minimum_version='2.0.0-dev',
                            script_version='1.0')
    SCRIPT = main()
else:
    # For all versions other than 1.6 run as normal
    from retriever.lib.templates import DownloadOnlyTemplate
    SCRIPT = DownloadOnlyTemplate(name="Mammal Super Tree",
                                  shortname='mammsupertree',
                                  ref='http://doi.org/10.1111/j.1461-0248.2009.01307.x',
                                  citation="Fritz, S. A., Bininda-Emonds, O. R. P. and Purvis, A. (2009), Geographical variation in predictors of mammalian extinction risk: big is bad, but only in the tropics. Ecology Letters, 12: 538-549. doi:10.1111/j.1461-0248.2009.01307.x",
                                  description="Mammal Super Tree from Fritz, S.A., O.R.P Bininda-Emonds, and A. Purvis. 2009. Geographical variation in predictors of mammalian extinction risk: big is bad, but only in the tropics. Ecology Letters 12:538-549",
                                  retriever_minimum_version='2.0',
                                  script_version='1.0',
                                  urls ={'mammal_super_tree_fritz2009.tre': 'http://onlinelibrary.wiley.com/store/10.1111/j.1461-0248.2009.01307.x/asset/supinfo/ELE_1307_sm_SA1.tre?v=1&s=366b28651a9b5d1a3148ef9a8620f8aa31a7df44'})

@@ -1535,16 +1535,22 @@
 ion='2.0
+.0-dev
 ',%0A     

Add correct value for retriever_minimum_version in MammalSuperTree.py