* Michael Abshoff: General build, debugging, etc., contributions.
* Martin Albrecht: Much new code for working with matrices over certain polynomial rings
* Michael A and Martin A: fixed serious memory leaks in integer linear algebra
* Tom Boothby: Greatly improved pow and generic_power
* Tom Boothby: Preliminary notebook support for internet explorer
* Robert Bradshaw: Added first version of new java/notebook based 3d plotting capabilities.
* Robert Bradshaw: Improvements to coercion code
* Robert Bradshaw and David Joyner: New Rubik's cube solver code interface code.
* Paul Dehaye: Interface improvements
* Mike Hansen: Lie interface
* David Joyner, Tom Boothby, Robert Miller: Update to guava in the GAP spkg.
* Joel Mohler (with Craig Citro and David Harvey): Move c_lib back into the main SAGE repo (no more sage_c_lib); NTL wrapper improvements
* William Stein: New Modular forms code.
* William Stein: upgraded maxima to version 5.13.0
* William Stein: Fix some quaternion algebra bugs; Fix bug with current directory in notebook.