Add version attribute where maintainers |= nckx

This will probably be mandatory soon, and is a step in the right
direction. Removes the deprecated meta.version, and move some meta
sections to the end of the file where I should have put them in
the first place.

pkgs/development/libraries/accounts-qt/default.nix

@@ -1,8 +1,8 @@
 { stdenv, fetchFromGitLab, doxygen, glib, libaccounts-glib, pkgconfig, qtbase }:
 
-let version = "1.13"; in
-stdenv.mkDerivation {
+stdenv.mkDerivation rec {
   name = "accounts-qt-${version}";
+  version = "1.13";
 
   src = fetchFromGitLab {
     sha256 = "1gpkgw05dwsf2wk5cy3skgss3kw6mqh7iv3fadrxqxfc1za1xmyl";
@@ -11,17 +11,17 @@ stdenv.mkDerivation {
     owner = "accounts-sso";
   };
 
-  meta = with stdenv.lib; {
-    description = "Qt library for accessing the online accounts database";
-    homepage = "http://code.google.com/p/accounts-sso/";
-    license = licenses.lgpl21;
-    maintainers = with maintainers; [ nckx ];
-  };
-
   buildInputs = [ glib libaccounts-glib qtbase ];
   nativeBuildInputs = [ doxygen pkgconfig ];
 
   configurePhase = ''
     qmake PREFIX=$out LIBDIR=$out/lib CMAKE_CONFIG_PATH=$out/lib/cmake
   '';
+
+  meta = with stdenv.lib; {
+    description = "Qt library for accessing the online accounts database";
+    homepage = "http://code.google.com/p/accounts-sso/";
+    license = licenses.lgpl21;
+    maintainers = with maintainers; [ nckx ];
+  };
 }