Path to GFZ data services

FieldTools/meta.yaml

@@ -8,7 +8,7 @@ source:
   #git_url: https://gitup.uni-potsdam.de/matusche/fieldtools.git
   #git_tag: i1 # interim branch
   # Get a tarball from GFZ data services
-  url: ftp://datapub.gfz-potsdam.de/download/10.5880.FIDGEO.2019.033/fieldtools-i1.tar.gz
+  url: ftp://datapub.gfz-potsdam.de/download/10.5880.FIDGEO.2019.033/fieldtools.tar.gz
 
 build:
   # Not quite sure about $PYTHON; Docs are just using bare 'python'