Set a default value for the exclude and include lists in the merge xcode locs command

Author: Frizlab

LocMapper CLI/Commands/MergeXcodeLocs.swift

@@ -36,10 +36,10 @@ struct MergeXcodeLocs : ParsableCommand {
 	@OptionGroup var logOptions: LoggingOptions
 
 	@Option(help: "List of paths to exclude when reading the project.")
-	var excludeList: [String]
+	var excludeList: [String] = []
 
 	@Option(help: "List of paths to only include when reading the project.")
-	var includeList: [String]
+	var includeList: [String] = []
 
 	@Argument
 	var rootFolder: String