mylocation: drop dependency on waypoint

apps/mylocation/README.md

@@ -9,7 +9,7 @@ next to it - and you can choose your location on a map.
 
 **On Bangle.js** go to `Settings -> Apps -> My Location`
 
-* Select one of the preset Cities, setup through the GPS, waypoints or use the webinterface from the AppLoader
+* Select one of the preset Cities, setup through the GPS, waypoints (if installed) or use the webinterface from the AppLoader
 * Other Apps can read this information to do calculations based on location
 * When the City shows ??? it means the location has been set through the GPS
 

apps/mylocation/metadata.json

@@ -10,7 +10,6 @@
   "tags": "tool,utility",
   "supports": ["BANGLEJS", "BANGLEJS2"],
   "interface": "interface.html",
-  "dependencies" : { "waypoints":"type" },
   "storage": [
     {"name":"mylocation.settings.js","url":"settings.js"}
   ],

apps/mylocation/settings.js

@@ -93,9 +93,14 @@ function showMainMenu() {
         }
       }
     },
-    /*LANG*/'Set From GPS': ()=>{ setFromGPS(); },
-    /*LANG*/'Set From Waypoint': ()=>{ setFromWaypoint(); },
+    /*LANG*/'Set From GPS': ()=>{ setFromGPS(); }
   };
+  try {
+    require("waypoints");
+    mainmenu[/*LANG*/'Set From Waypoint'] = ()=>{ setFromWaypoint(); };
+  } catch(err) {
+    // waypoints not installed, thats ok
+  }
   return E.showMenu(mainmenu);
 }