Arvados-DCO-1.1-Signed-off-by: Peter Amstutz <pamstutz@veritasgenetics.com>
using a path-like pattern like 'subdir/*.txt', all text files inside 'subdir'
directory, relative to the provided input dirs will be excluded.
When using a filename pattern like '*.txt', any text file will be excluded
-no matter where is placed.
+no matter where it is placed.
For the special case of needing to exclude only files or dirs directly below
the given input directory, you can use a pattern like './exclude_this.gif'.
You can specify multiple patterns by using this argument more than once.