A lot of things².

- Change DataParsing to a generic interface.
- Add PartiePoisson
- Add comments to Population class.

tests/ecoparasite/population/PopulationParsingTest.java

@@ -6,7 +6,7 @@ import ecoparasite.input.RawData;
 import ecoparasite.input.RawDataOverflow;
 import org.junit.jupiter.api.Test;
 
-import java.util.HashMap;
+import java.util.HashSet;
 
 import static org.junit.jupiter.api.Assertions.*;
 
@@ -16,7 +16,8 @@ class PopulationParsingTest {
     void parseParasitesPeru() throws InputFileException, RawDataOverflow {
 
         RawData parasitesPeru = InputFactory.readData( InputFactory.DATA_PARASITES_PERU, "," );
-        HashMap<String,Population> populations = PopulationParsing.parseParasitesPeru( parasitesPeru );
+        HashSet<Population> populations = Population.parse( parasitesPeru );
         System.out.println( populations);
     }
+
 }