[SCons] Fix Matlab-related paths in post-install message

git-svn-id: https://cantera.googlecode.com/svn/cantera/trunk@2641 02a645c2-efd0-11dd-984d-ab748d24aa7e
[Samples] Improve output of 'combustor' sample C++ program

Switch to integrating using 'advance' instead of step to make output comparable,
independent of small changes in the integrator. Output only selected species and
trim the integration period to reduce the size of the output file (from 3 MB to
25 kB).

git-svn-id: https://cantera.googlecode.com/svn/cantera/trunk@2642 02a645c2-efd0-11dd-984d-ab748d24aa7e
Use b instead of n for temperature exponent

Patch submitted by Bryan Weber.
Resolves Issue 198.

git-svn-id: https://cantera.googlecode.com/svn/cantera/trunk@2643 02a645c2-efd0-11dd-984d-ab748d24aa7e