infer type from extension for mzml

Author: bgruening

lib/galaxy/config/sample/datatypes_conf.xml.sample

@@ -384,7 +384,9 @@
     <datatype extension="mascotxml" type="galaxy.datatypes.proteomics:MascotXML" mimetype="application/xml" display_in_upload="true"/>
     <datatype extension="mztab" type="galaxy.datatypes.proteomics:MzTab" display_in_upload="true"/>
     <datatype extension="mztab2" type="galaxy.datatypes.proteomics:MzTab2" display_in_upload="true"/>
-    <datatype extension="mzml" type="galaxy.datatypes.proteomics:MzML" mimetype="application/xml" display_in_upload="true"/>
+    <datatype extension="mzml" type="galaxy.datatypes.proteomics:MzML" mimetype="application/xml" display_in_upload="true">
+        <infer_from suffix="mzml" />
+    </datatype>
     <datatype extension="nmrml" type="galaxy.datatypes.proteomics:NmrML" mimetype="application/xml" display_in_upload="true" description="nmrML is an open mark-up language for NMR data." description_url="http://nmrml.org/schema/"/>
     <datatype extension="meryldb" type="galaxy.datatypes.binary:Meryldb" subclass="true" display_in_upload="true" description="MerylDB is a tar.gz archive containing 64 binaries + 64 indexes." />
     <datatype extension="bref3" type="galaxy.datatypes.binary:Bref3" display_in_upload="true" description="Bref3 format is a binary format for storing phased, non-missing genotypes for a list of samples. More information in https://faculty.washington.edu/browning/beagle/bref3.14May18.pdf" />