Adjust ignore method to accept/define ignore pattern as multiple arguments or as an array.

Ignore only takes one argument, so need to call it multiple times (if want to define more than one ignore pattern)

Signed-off-by: Dougal MacPherson <dougal@jtribe.com.au>
Merge pull request #11 from mrdougal/ignore-method-takes-multiple-args

Adjust ignore method to accept/define ignore pattern as multiple arguments