update tests and environment.

environment.yml

phasecalculator/test/analysistest/fgipanalysis_test.py

phasecalculator/test/analysistest/similarityanalysis_test.py

phasecalculator/test/analysistest/vleanalysis_test.py

phasecalculator/test/classestest/molecule_test.py

phasecalculator/test/classestest/outputinformation_test.py

phasecalculator/test/classestest/phase_test.py

phasecalculator/test/classestest/phases_test.py

phasecalculator/test/classestest/runtimeinformation_test.py

phasecalculator/test/classestest/system_test.py

phasecalculator/test/classestest/temperature_test.py

phasecalculator/test/iotest/phasecsvconverter_test.py

phasecalculator/test/iotest/phasetransferxmlcreator_test.py

phasecalculator/test/iotest/polynomialio_test.py

phasecalculator/test/iotest/solventextractor_test.py

...ecalculator/test/iotest/systemcollectionprocessor_test.py

phasecalculator/test/resources/expected_phase.xml

phasecalculator/test/resources/expected_solvent.xml

phasecalculator/test/runnerstest/fgipanalysisrunner_test.py

...calculator/test/runnerstest/phasecalculatorrunner_test.py