Merge pull request RobotLocomotion#1451 from tkoolen/tk-fix-solveLCP-…

…gradients

Fix solveLCP gradients

Merge pull request RobotLocomotion#1451 from tkoolen/tk-fix-solveLCP-…

…gradients

Fix solveLCP gradients

precompiled distro v0.9.11 with gurobi hotfix

Merge pull request RobotLocomotion#1388 from patmarion/update-directo…

…r-external

update director external to get new drake-visualizer app

Merge pull request RobotLocomotion#1349 from tkoolen/tk-drakeqp-lcm

Require LCM for drakeQP