remove useless file

opale_to_elasticSearch/logstash/input/es-1_2017-1-4.scar.json

-
-	{
-			
-		"title" : "Elasticsearch - Indexation et recherches simples",
-		
-		"keywords" : [
-				
-					"REST",
-					"Elasticsearch",
-					"Filtre",
-					"Aggrégation"
-		],
-		
-		"rights" : "by-sa",	
-	
-		"author" : "Robin Jolliet, 2016 (Contributions : Stéphane Crozat, les étudiants de l'UTC)"		
-	
-
-	}	
-	
\ No newline at end of file