Update Changelog.

CHANGELOG.md

@@ -6,7 +6,7 @@
   * Added epsilon to grasp action
   * Added `m_ee`, `F_x_Cee`, `I_ee`, `m_total`, `F_x_Ctotal` and `I_total`
     to the robot state
-  * Use O_T_EE_d in examples
+  * Updated and improved examples.
   * Fix includes for Eigen3 in `franka_example_controllers`
 
 ## 0.1.2 - 2017-10-10