adding placeholders for access preset.

data/presets.yaml

@@ -16,6 +16,7 @@ en:
     fields: 
       access: 
         label: Access
+        placeholder: Unkown
         types: 
           access: General
           foot: Foot

data/presets/fields.json

@@ -9,6 +9,7 @@
         ],
         "type": "access",
         "label": "Access",
+        "placeholder": "Unkown",
         "strings": {
             "types": {
                 "access": "General",

data/presets/fields/access.json

@@ -2,6 +2,7 @@
     "keys": ["access", "foot", "motor_vehicle", "bicycle", "horse"],
     "type": "access",
     "label": "Access",
+    "placeholder": "Unkown",
     "strings": {
         "types": {
             "access": "General",

dist/locales/en.json

@@ -376,6 +376,7 @@
         "fields": {
             "access": {
                 "label": "Access",
+                "placeholder": "Unkown",
                 "types": {
                     "access": "General",
                     "foot": "Foot",

js/id/ui/preset/access.js

@@ -28,6 +28,7 @@ iD.ui.preset.access = function(field, context) {
             .attr('class', 'col6 preset-input-access-wrap')
             .append('input')
             .attr('type', 'text')
+            .attr('placeholder', field.placeholder())
             .attr('class', 'preset-input-access')
             .attr('id', function(d) { return 'preset-input-access-' + d; })
             .each(function(d) {