* Sort `nix-env -q' output by derivation name.

* `--version' flag for all commands.
* Manual updates.

doc/manual/nix-store.xml

@@ -7,12 +7,7 @@
   <refsynopsisdiv>
     <cmdsynopsis>
       <command>nix-store</command>
-      <arg rep='repeat'><option>--verbose</option></arg>
-      <arg rep='repeat'><option>-v</option></arg>
-      <arg><option>--build-output</option></arg>
-      <arg><option>-B</option></arg>
-      <arg><option>--keep-failed</option></arg>
-      <arg><option>-K</option></arg>
+      &opt-common-syn;
       <arg choice='plain'><replaceable>operation</replaceable></arg>
       <arg rep='repeat'><replaceable>options</replaceable></arg>
       <arg rep='repeat'><replaceable>arguments</replaceable></arg>
@@ -51,19 +46,7 @@
 
     <variablelist>
 
-      &opt-verbose;
-
-      <varlistentry>
-        <term><option>--keep-failed</option> / <option>-K</option></term>
-        <listitem>
-          <para>
-            Specifies that in case of a build failure, the temporary directory
-            (usually in <filename>/tmp</filename>) in which the build takes
-            place should not be deleted.  The path of the build directory is
-            printed as an informational message.
-          </para>
-        </listitem>
-      </varlistentry>
+      &opt-common;
 
     </variablelist>