Regen all docs. (#700)

* Stop recursing if discovery == {}

* Generate docs with 'make docs'.
diff --git a/docs/dyn/sqladmin_v1beta4.flags.html b/docs/dyn/sqladmin_v1beta4.flags.html
index d266b1a..592d9b8 100644
--- a/docs/dyn/sqladmin_v1beta4.flags.html
+++ b/docs/dyn/sqladmin_v1beta4.flags.html
@@ -72,25 +72,26 @@
 
 </style>
 
-<h1><a href="sqladmin_v1beta4.html">Cloud SQL Administration API</a> . <a href="sqladmin_v1beta4.flags.html">flags</a></h1>
+<h1><a href="sqladmin_v1beta4.html">Cloud SQL Admin API</a> . <a href="sqladmin_v1beta4.flags.html">flags</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
   <code><a href="#list">list(databaseVersion=None)</a></code></p>
-<p class="firstline">List all available database flags for Google Cloud SQL instances.</p>
+<p class="firstline">List all available database flags for Cloud SQL instances.</p>
 <h3>Method Details</h3>
 <div class="method">
     <code class="details" id="list">list(databaseVersion=None)</code>
-  <pre>List all available database flags for Google Cloud SQL instances.
+  <pre>List all available database flags for Cloud SQL instances.
 
 Args:
-  databaseVersion: string, Database version for flag retrieval. Flags are specific to the database version.
+  databaseVersion: string, Database type and version you want to retrieve flags for. By default, this method returns flags for all database types and versions.
 
 Returns:
   An object of the form:
 
     { # Flags list response.
     "items": [ # List of flags.
-      { # A Google Cloud SQL service flag resource.
+      { # A flag resource.
+        "inBeta": True or False, # True if the flag is only released in Beta.
         "kind": "sql#flag", # This is always sql#flag.
         "name": "A String", # This is the name of the flag. Flag names always use underscores, not hyphens, e.g. max_allowed_packet
         "allowedStringValues": [ # For STRING flags, a list of strings that the value can be set to.