Preparing new 2.4.2 version (fix for NumPy 1.8 mean() that breaks).
Merge branch 'master' into master_python2.3
Removed unused collections module.
More relevant comments about the fix (which may not be temporary, and which is for 1.8.0, maybe not the whole 1.8 series).
Merge branch 'master' into master_python2.3