Merge branch 'bugfix-files-sh' into 'master'

Fix shell script saving files to a single filename

Closes MetObsSite#6

See merge request !4

metobsapi/files_api.py

@@ -138,7 +138,7 @@ fi
 
 cd data
 # get files
-xargs -n1 curl --create-dirs -o \'#1\' <<EOF
+xargs -n1 curl --create-dirs -O <<EOF
 {url_list}
 EOF
 """