Update v10 release notes, and set the official release date.

Last(?) round of changes for 10.0.

doc/src/sgml/release-10.sgml

@@ -6,7 +6,7 @@
 
   <formalpara>
    <title>Release date:</title>
-   <para>2017-??-?? (current as of 2017-09-17, commit 244b4a37e)</para>
+   <para>2017-10-05</para>
   </formalpara>
 
   <sect2>
@@ -193,6 +193,7 @@
 2016-11-18 [67dc4ccbb] Add pg_sequences view
 2017-05-15 [f8dc1985f] Fix ALTER SEQUENCE locking
 2017-06-01 [3d79013b9] Make ALTER SEQUENCE, including RESTART, fully transactio
+2017-09-29 [5cc5987ce] psql: Update \d sequence display
 -->
      <para>
       Move sequences' metadata fields into a new <link
@@ -222,6 +223,11 @@
       can also be used for this purpose; it provides column names that are
       more compatible with existing code.
      </para>
+
+     <para>
+      The output of <application>psql</>'s <command>\d</> command for a
+      sequence has been redesigned, too.
+     </para>
     </listitem>
 
     <listitem>
@@ -764,23 +770,6 @@
 
       <listitem>
 <!--
-2016-09-05 [15bc038f9] Relax transactional restrictions on ALTER TYPE ... ADD V
--->
-       <para>
-        Reduce locking required for adding values to enum types (Andrew
-        Dunstan, Tom Lane)
-       </para>
-
-       <para>
-        Previously it was impossible to run <command>ALTER TYPE ... ADD
-        VALUE</> in a transaction block unless the enum type was created
-        in the same block.  Now, only references to uncommitted enum
-        values from other transactions are prohibited.
-       </para>
-      </listitem>
-
-      <listitem>
-<!--
 2017-03-06 [21d4e2e20] Reduce lock levels for table storage params related to p
 2017-04-05 [68ea2b7f9] Reduce lock level for CREATE STATISTICS
 -->