hydrargyrum authored Jan 24, 2017 and Romain Bignon committed Jan 25, 2017

Since Python 2.7 is the minimum version supported,
collections.OrderedDict is guaranteed to exist and there is no need to
reimplement it.

Bezleputh authored Aug 18, 2013 and Romain Bignon committed Aug 19, 2013

 - search command will search using pattern (None accepted)
 - ls command will display result of advanced search