refact: replace use of phasetype as int with phasetype enum

[asmfstatoil]

remove deprecated System.
public default void init(double totalNumberOfMoles, int numberOfComponents, int type,
int ptNumber, double beta) {

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 23.68421% with 29 lines in your changes are missing coverage. Please review.

Project coverage is 33.63%. Comparing base (6e6263c) to head (62da63b).

Files	Patch %	Lines
.../java/neqsim/thermo/mixingRule/EosMixingRules.java	20.00%	4 Missing ⚠️
...rc/main/java/neqsim/thermo/phase/PhaseDuanSun.java	0.00%	3 Missing ⚠️
src/main/java/neqsim/thermo/phase/PhaseGE.java	40.00%	3 Missing ⚠️
...eqsim/thermo/component/ComponentHydratePVTsim.java	0.00%	2 Missing ⚠️
...n/java/neqsim/thermo/component/ComponentSolid.java	33.33%	2 Missing ⚠️
...ava/neqsim/thermo/phase/PhaseGENRTLmodifiedWS.java	0.00%	2 Missing ⚠️
...c/main/java/neqsim/thermo/phase/PhaseGEUnifac.java	0.00%	2 Missing ⚠️
src/main/java/neqsim/thermo/phase/PhaseSrkCPA.java	0.00%	2 Missing ⚠️
...qsim/thermo/component/ComponentHydrateBallard.java	0.00%	1 Missing ⚠️
...va/neqsim/thermo/component/ComponentHydrateGF.java	0.00%	1 Missing ⚠️
... and 7 more

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #928      +/-   ##
============================================
- Coverage     33.63%   33.63%   -0.01%     
+ Complexity     5126     5125       -1     
============================================
  Files           699      699              
  Lines         69788    69791       +3     
  Branches       7991     7991              
============================================
- Hits          23476    23474       -2     
- Misses        44836    44841       +5     
  Partials       1476     1476              

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[EvenSol]

Good update👍