added tunnel and restricted to possible values of exclude criteria

Author: osana

services-directions/src/main/java/com/mapbox/api/directions/v5/DirectionsCriteria.java

@@ -136,6 +136,20 @@ public final class DirectionsCriteria {
    */
   public static final String EXCLUDE_FERRY = "ferry";
 
+  /**
+   * Exclude all tunnels along the returned directions route.
+   *
+   * @since 3.0.0
+   */
+  public static final String EXCLUDE_TUNNEL = "tunnel";
+
+  /**
+   * Exclude all roads with access restrictions along the returned directions route.
+   *
+   * @since 3.0.0
+   */
+  public static final String EXCLUDE_RESTRICTED = "restricted";
+
   /**
    * Change the units to imperial for voice and visual information. Note that this won't change
    * other results such as raw distance measurements which will always be returned in meters.
@@ -255,7 +269,9 @@ private DirectionsCriteria() {
   @StringDef( {
     EXCLUDE_FERRY,
     EXCLUDE_MOTORWAY,
-    EXCLUDE_TOLL
+    EXCLUDE_TOLL,
+    EXCLUDE_TUNNEL,
+    EXCLUDE_RESTRICTED
   })
   public @interface ExcludeCriteria {
   }