Add tests for MultiTransportEigen
Fix explicitly specifying necessary Boost libraries
Fixed error message when Sundials config check fails
Allow specifying premixed reactant composition explicitly

This is an alternative to specifying the equivalence ratio and fuel
and oxidizer compositions.
Fix running with a list of strain rates
Fix generation of 'integral.h5' when running a range of strain rates
Fix automatic skipping of completed runs in strain rate list
Use restart files when running at multiple strain rates sequentially
Fix example-multirun.py to avoid integrator errors
Improve performance of example-multirun.py