Convert tabs to spaces

(because I'll be lynched otherwise, mutter grumble)

app/assets/javascripts/routing.js.erb

@@ -1,15 +1,5 @@
 /*
     osm.org routing interface
-	
-	See also:
-	https://github.com/apmon/openstreetmap-website/tree/routing2
-	https://github.com/apmon/openstreetmap-website/compare/routing2
-	https://github.com/apmon/openstreetmap-website/blob/9755c3ae0a8d0684d43760f91dc864ff42d8477a/app/views/routing/start.js.erb
-
-	*** translation (including all alerts and presentation)
-	*** export GPX
-	*** URL history (or do we consciously not want to support that?)
-	*** add YOURS engine
 */
 
 var TURN_INSTRUCTIONS=[]
@@ -23,7 +13,6 @@ var ROUTING_POLYLINE={
 
 OSM.RoutingEngines={
     list: []
-	// common functions and constants, e.g. OSRM parser, can go here
 };
 
 OSM.Routing=function(map,name,jqSearch) {
@@ -88,10 +77,8 @@ OSM.Routing=function(map,name,jqSearch) {
     r.geocode=function(id,event) { var _this=this;
         var field=event.target;
         var v=event.target.value;
-		// *** do something if v==''
         var querystring = '<%= NOMINATIM_URL %>search?q=' + encodeURIComponent(v) + '&format=json';
         // *** &accept-language=<%#= request.user_preferred_languages.join(',') %>
-		// *** prefer current viewport
         r[field.id]=false;
         $.getJSON(querystring, function(json) { _this._gotGeocode(json,field); });
     };
@@ -181,8 +168,6 @@ OSM.Routing=function(map,name,jqSearch) {
     r.setPolyline=function(line) {
         if (r.polyline) map.removeLayer(r.polyline);
         r.polyline=L.polyline(line, ROUTING_POLYLINE).addTo(r.map);
-		// r.map.fitBounds(r.polyline.getBounds());
-		// *** ^^^ we only want to do this for geocode-originated routes
     };
 
     // Take directions and write them out

app/assets/javascripts/routing_engines/mapquest.js

@@ -1,4 +1,4 @@
-// see: 
+// For docs, see:
 // http://developer.mapquest.com/web/products/open/directions-service
 // http://open.mapquestapi.com/directions/
 // https://github.com/apmon/openstreetmap-website/blob/21edc353a4558006f0ce23f5ec3930be6a7d4c8b/app/controllers/routing_controller.rb#L153

app/assets/javascripts/routing_engines/osrm.js

@@ -1,5 +1,5 @@
 // OSRM car engine
-// *** need to clear hints at some point
+// Doesn't yet support hints
 
 OSRMEngine = function(vehicleName, baseURL, locale) {
     this.vehicleName = vehicleName;
@@ -34,7 +34,6 @@ OSRMEngine.prototype.createConfig = function() {
             var line=L.PolylineUtil.decode(data.route_geometry);
             for (i=0; i<line.length; i++) { line[i].lat/=10; line[i].lng/=10; }
             router.setPolyline(line);
-			// *** store hints
             // Assemble instructions
             var steps=[];
             for (i=0; i<data.route_instructions.length; i++) {