Fix linker error in IDA_Solver

git-svn-id: https://cantera.googlecode.com/svn/cantera/trunk@2638 02a645c2-efd0-11dd-984d-ab748d24aa7e
[SCons] Fix running the Python 3 test suite

git-svn-id: https://cantera.googlecode.com/svn/cantera/trunk@2639 02a645c2-efd0-11dd-984d-ab748d24aa7e
[Kinetics] Fix reaction path output when arrow_width > 0

Fixes Issue 197.

git-svn-id: https://cantera.googlecode.com/svn/cantera/trunk@2640 02a645c2-efd0-11dd-984d-ab748d24aa7e