Adding example of using scanLeft to add ranking
Adding more advanced example of using scanLeft to count duration of events
remove \t char
Added a skeleton of the basic Matrix 2.0
Merge branch 'develop' of github.com:twitter/scalding into feature/optimizedmatrix
Copied one summation test
Merge branch 'develop' of github.com:twitter/scalding into feature/optimizedmatrix
Non-polymorphic and naive sum (as in the mockup) for Scalding
Merge branch 'develop' of github.com:twitter/scalding into feature/optimizedmatrix
Very basic naive and non-generic matrix product in Scalding
support quoted arguments to avoid Args processing based on starting dashes or equal signs
Added the matrix product chain optimization stuff
Added/ported the ScalaCheck properties from the prototype
Added/ported the basic ScalaUnit tests
Revert "support quoted arguments to avoid Args processing based on starting dashes or equal signs"

This reverts commit 588d2c570dd4b4df4c34e2abf3fae5ce4d137a2f.
Added lazy self-optimization - broken
Merge branch 'develop' into feat-args-equal
Merge branch 'develop' of github.com:twitter/scalding into feature/optimizedmatrix
Re-throw the exception in Tool.
Change extraInfo to val.