Improve speed of hierarchical drilldown.
Removed a unnecessary sorting of a docset in hierarchical drilldown,
turning it into a Python list and then back to a Docset.
This reduced the number of Docset.__init__ calls by 1/3rd.
meresco-components
2012-01-05
https://meresco.svn.sourceforge.net/svnroot/meresco/meresco-components/workingsets/3.4.26.1-HBO/version_0
201201051321.hierarchical_drilldown_speedup.changeset [download]