import of libSBML 5.9 src
change libstruct to ref new libsbml, change libsbml cmake to work as a subproject, roadrunner compiles and runs with 5.9
add __declspec to libSBML class to allow dynamic linking on Windows
fixed memory leaks in libsbml, these fixes will be in the 5.9.1 release accoring to libsbml team
ran OSX tests
ran Linux 64 bit tests
ran win32 tests
changed names of methods
Merge branch 'develop' into libsbml59
ran osx tests
Merge branch 'libsbml59' of github.com:AndySomogyi/roadrunner into libsbml59
Merge branch 'develop' into libsbml59
Merge branch 'develop' into libsbml59
Merge branch 'libsbml59' into develop
ran OSX tests