Split too long FOR header

[bhirsz]

For example:

FOR    ${file}    IN    test_data/subdir/file.csv    test_data/subdir/file2.csv    test_data/subdir/file3.csv    test_data/subdir/file4.csv    test_data/subdir/file4.csv

to

FOR    ${file}    IN    test_data/subdir/file.csv
...    test_data/subdir/file2.csv
...    test_data/subdir/file3.csv
...    test_data/subdir/file4.csv
...    test_data/subdir/file4.csv

or something similar.