Added statistics to task namespace
Using new mongo.sleep function
Minor change
Minor change
Minor change
Added better time computation and stats
Added sharded
Better fault tolerance. Removed sharded option, it is not working properly... luamongo couldn't mark as sharded a collection
Changes module default function names in order to be less error-prone
Updated with new kind of intermediate storages
Solving bugs
Updated readme
Updated emit
modified comment
Merge branch 'devel' of ssh://github.com/pakozm/lua-mapreduce into devel
Solving bugs
Merge branch 'devel'