Merge branch 'master' of forgemia.inra.fr:laura.morel/vizfada-app

Angular/src/app/filter.class.ts

-export class Filter {
-  species: string;
-  attribute: string;
-  values: string[];
-
-  constructor(species?:string, attribute?:string, values?:string[]){
-    this.species = species || '';
-    this.attribute = attribute || '';
-    this.values = values || [];
-  }
-}
-
-export class Highlight extends Filter {
-  color: string = 'blue';
-}