Update change log.
Update change log.

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+    Fixed: Log spam and physics issue caused when using the EngineerChip part due to a convex mesh collider (now uses a box collider).
+, 2016-04-01, KSP Build #1179
     Fixed: Heat shields acting as staged decouplers when not set to be staged.
     Fixed: Enabling and disabling of decouplers in staging is now correctly handled.