Add generic QA error

I've converted the improveOSM errors to use this new generic QA error
structure which should allow for more general code to be used in
behaviour and UI.

Sidebar preview is currently broken, but will be fixed shortly.

data/qa_errors.json

@@ -0,0 +1,39 @@
+{
+    "services": {
+        "improveOSM": {
+            "shortName": "iOSM",
+            "errorTypes": {
+                "ow": {
+                    "icon": "",
+                    "category": "routing"
+                },
+                "mr-both": {
+                    "icon": "maki-car",
+                    "category": "geometry"
+                },
+                "mr-parking": {
+                    "icon": "maki-parking",
+                    "category": "geometry"
+                },
+                "mr-path": {
+                    "icon": "maki-shoe",
+                    "category": "geometry"
+                },
+                "mr-road": {
+                    "icon": "maki-car",
+                    "category": "geometry"
+                },
+                "tr": {
+                    "icon": "temaki-junction",
+                    "category": "routing"
+                }
+            }
+        },
+        "keepRight": {
+            "shortName": "kr",
+            "errorTypes": {
+
+            }
+        }
+    }
+}