Added PropsSI function in Cython

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
Merge branch 'master' of https://github.com/ibell/coolprop
Some small progress in getting phase envelopes to work, though there is some odd behavior in approaching the critical point

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
Added association term from SAFT and a test (passes) - prep for Methanol

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
Add associating EOS for Methanol from Piazza to fix https://github.com/ibell/coolprop/issues/109

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
Updated ancillaries for methanol & added Catch test for phir_critical

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
Removed FAIL to avoid macro clash with Catch (FAIL wasn't being used)

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
Added type 1 associating SAFT HE term and unit test

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
Added testing for REFPROP state class - fixed bugs with conductivity and pressure. Added test runner

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
Fixed surface tension for REFPROP fluid class

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
Fixed Tests.cpp so that multiple calls to test runners can be made

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
Added ability to output matrix as string with formatting

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
Added derivatives from Gernert; Added Catch tests for Mixture derivatives; Accept "Methane|Ethane" style for Mixture instantiation

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
Updates to changelog and phase_envelope.ipynb

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
Added more tests for Gernert derivatives (still failing)

Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
Fixed some issues with the shared library builds, added Windows script
Merge branch 'refs/heads/newWrappers'
Minor changes to DLL build process