preparation commit for henni

This commit includes:
* sql conversion script
* fixes for the column type for lat and lng fields
* removes prints / console logs
* unneccessary comments
* if no home data is available, we center to germany
* hide non working brand logos
* on closed stations the word "closed" is printed instead of outdated
price
* updates on filling stations is done in chunks of max 10
* configuration separates between development and testing

app/static/js/fillingstations.js

@@ -1,7 +1,7 @@
-// initially go to Brandenburger Tor
-var lat = 52.516275,
-    lon = 13.377704,
-    zoom = 13;
+// initially display germany
+var lat = 50.75653081787912,
+    lon = 9.262980794432847,
+    zoom = 5;
 
 var map;
 
@@ -13,6 +13,7 @@ query_location = function(updater) {
         navigator.geolocation.getCurrentPosition(function(position) {
             lat = position.coords.latitude;
             lon = position.coords.longitude;
+            zoom = 11;
             if(updater){
                 updater(lat, lon);
             }
@@ -48,15 +49,12 @@ load_filling_stations = function() {
 
 clicked_on_filling_station_marker = function(station, marker) {
     return function(data) {
-        console.log(station);
-        console.log(marker);
         $.ajax({
             type: 'GET',
             url: '/filling_stations/favourites/toggle/'+station.id,
             dataType: 'json',
             timeout: 1000,
             success: function(data) {
-                console.log(data);
                 if (data.state == 'favourite') {
                     marker.setUrl('/static/img/filling_station_favourite_marker.png');
                 } else {
@@ -70,8 +68,6 @@ clicked_on_filling_station_marker = function(station, marker) {
 
 display_station_information = function(station) {
     return function(event) {
-        console.log(station);
-
         var info = $('#station_info');
         info.empty();
         info.addClass('filling_station_info');
@@ -80,6 +76,10 @@ display_station_information = function(station) {
         var cell2 = $('<div>', {'class':'col-md-4'})
 
         var img = $('<img>', {'src': '/static/logos/'+station.brand.toLowerCase()+'.png'});
+        // hide if the brand icon loads with error
+        img.error(function(){
+            $(this).hide();
+        });
 
         var name = $('<div>').text(station.name);
 
@@ -94,7 +94,6 @@ display_station_information = function(station) {
             .append(cell2
                 .append(img));
 
-        console.log(cell1.height())
         cell2.height(cell1.height());
     };
 }
@@ -103,7 +102,6 @@ update_filling_station_markers = function() {
     for(id in filling_stations) {
         var station = filling_stations[id];
         if(!station.marker) {
-            console.log(station.id);
             var lonLat = new OpenLayers.LonLat(station.lng, station.lat)
                             .transform(new OpenLayers.Projection('EPSG:4326'), map.getProjectionObject());
             if (station.state == 'favourite') {
@@ -114,7 +112,6 @@ update_filling_station_markers = function() {
 			var marker = new OpenLayers.Marker(lonLat, icon);
 			marker.events.register('click', marker, clicked_on_filling_station_marker(station, marker));
 			marker.events.register('mouseover', null, display_station_information(station));
-			marker.events.register('mouseout', null, function(e){console.log('out');});
 			filling_station_markers.addMarker(marker);
             station.marker = true;
         }
@@ -150,18 +147,15 @@ activate_map = function(map_div_id, button_ids, home_lat, home_long, home_zoom,
         lat = home_lat;
         lon = home_long;
         zoom = home_zoom;
-        console.log(lat, long);
         update_map();
     }
 
     // get button
     $('#'+button_ids[0]).click(function(e){
-        console.log('clicked get button');
         load_filling_stations();
     });
     // set home button
     $('#'+button_ids[1]).click(function(e){
-        console.log('clicked set home');
         $.ajax({
             type: 'POST',
             url: '/account/home',
@@ -173,14 +167,12 @@ activate_map = function(map_div_id, button_ids, home_lat, home_long, home_zoom,
     });
     // go home button
     $('#'+button_ids[2]).click(function(e){
-        console.log('clicked the go home button');
         $.ajax({
             type: 'GET',
             url: '/account/home',
             dataType: 'json',
             timeout: 1000,
             success: function(data) {
-                console.log(data);
                 lat = data.lat;
                 lon = data.long;
                 zoom = data.zoom;