Clean and regen docs (#401)

diff --git a/docs/dyn/translate_v2.languages.html b/docs/dyn/translate_v2.languages.html
index 9bb4afd..95637f4 100644
--- a/docs/dyn/translate_v2.languages.html
+++ b/docs/dyn/translate_v2.languages.html
@@ -72,18 +72,24 @@
 
 </style>
 
-<h1><a href="translate_v2.html">Translate API</a> . <a href="translate_v2.languages.html">languages</a></h1>
+<h1><a href="translate_v2.html">Google Cloud Translation API</a> . <a href="translate_v2.languages.html">languages</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
-  <code><a href="#list">list(target=None)</a></code></p>
-<p class="firstline">List the source/target languages supported by the API</p>
+  <code><a href="#list">list(target=None, x__xgafv=None, model=None)</a></code></p>
+<p class="firstline">Returns a list of supported languages for translation.</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="list">list(target=None)</code>
-  <pre>List the source/target languages supported by the API
+    <code class="details" id="list">list(target=None, x__xgafv=None, model=None)</code>
+  <pre>Returns a list of supported languages for translation.
 
 Args:
-  target: string, the language and collation in which the localized results should be returned
+  target: string, The language to use to return localized, human readable names of supported
+languages.
+  x__xgafv: string, V1 error format.
+    Allowed values
+      1 - v1 error format
+      2 - v2 error format
+  model: string, The model type for which supported languages should be returned.
 
 Returns:
   An object of the form:
@@ -91,8 +97,10 @@
     {
     "languages": [ # List of source/target languages supported by the translation API. If target parameter is unspecified, the list is sorted by the ASCII code point order of the language code. If target parameter is specified, the list is sorted by the collation order of the language name in the target language.
       {
-        "name": "A String", # The localized name of the language if target parameter is given.
-        "language": "A String", # The language code.
+        "name": "A String", # Human readable name of the language localized to the target language.
+        "language": "A String", # Supported language code, generally consisting of its ISO 639-1
+            # identifier. (E.g. 'en', 'ja'). In certain cases, BCP-47 codes including
+            # language + region identifiers are returned (e.g. 'zh-TW' and 'zh-CH')
       },
     ],
   }</pre>