Update to latest versions of API declarations

etc/api/youtubeanalytics/v1/youtubeanalytics-api.json

@@ -1,12 +1,12 @@
 {
  "kind": "discovery#restDescription",
- "etag": "\"YWOzh2SDasdU84ArJnpYek-OMdg/RHGHEKfu1073YFgYY-1pDGME5rY\"",
+ "etag": "\"J3WqvAcMk4eQjJXvfSI4Yr8VouA/dorKeQOFlVEprz6KT38Jth_U7es\"",
  "discoveryVersion": "v1",
  "id": "youtubeAnalytics:v1",
  "name": "youtubeAnalytics",
  "canonicalName": "YouTube Analytics",
  "version": "v1",
- "revision": "20171206",
+ "revision": "20181010",
  "title": "YouTube Analytics API",
  "description": "Retrieves your YouTube Analytics data.",
  "ownerDomain": "google.com",
@@ -60,12 +60,12 @@
   },
   "quotaUser": {
    "type": "string",
-   "description": "Available to use for quota purposes for server-side applications. Can be any arbitrary string assigned to a user, but should not exceed 40 characters. Overrides userIp if both are provided.",
+   "description": "An opaque string that represents a user for quota purposes. Must not exceed 40 characters.",
    "location": "query"
   },
   "userIp": {
    "type": "string",
-   "description": "IP address of the site where the request originates. Use this if you want to enforce per-user limits.",
+   "description": "Deprecated. Please use quotaUser instead.",
    "location": "query"
   }
  },