Add very preliminary implementation of CFL-based adaptive controllerHg-commit: f52bccda5a20d5d7102ebeba01c8d80b001a9ed7
minor fixes for complexHg-commit: f25e2c7d799b418675085efb3f389141e0dd9d6e
More work on adaptivity, adaptive controller is basically working, but still need hooks for stabilityHg-commit: f48fa83e97661b95405cb52b6c25ca4a7e867ce8
Add basic TSAdapt implementation, untestedHg-commit: 3cc184ba8a3fd069813eec9ff2a12d4d1b083a5f
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