Remove some oversized packages from the channel

E.g. urbanterror takes up 2x720 MiB.

pkgs/development/compilers/fpc/lazarus.nix

@@ -38,8 +38,8 @@ rec {
   name = "lazarus-${version}";
   meta = {
     description = "Lazarus graphical IDE for FreePascal language";
-    homepage = http://www.lazarus.freepascal.org ;
+    homepage = http://www.lazarus.freepascal.org;
     maintainers = [args.lib.maintainers.raskin];
-    platforms = args.lib.platforms.linux;
+    #platforms = args.lib.platforms.linux;
   };
 }

pkgs/development/compilers/opa/default.nix

@@ -48,13 +48,12 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    description = "Opa is a concise and elegant language for writing distributed web applications. Both client and server sides.";
+    description = "A concise and elegant language for writing distributed web applications";
     longDescription = ''
-    Opa is a new generation of web development platform that lets you write distributed
-    web applications using a single technology. Among the the many features of Opa are these:
-    Opa is concise, simple, concurrent, dynamically distributed, and secure.
+      Opa is a new generation of web development platform that lets you write distributed
+      web applications using a single technology. Among the the many features of Opa are these:
+      Opa is concise, simple, concurrent, dynamically distributed, and secure.
     '';
-
     homepage = http://opalang.org/;
     license = stdenv.lib.licenses.gpl3;
     maintainers = [ stdenv.lib.maintainers.kkallio ];

pkgs/development/libraries/ncbi/default.nix

@@ -49,6 +49,6 @@ rec {
     maintainers = [
       a.lib.maintainers.raskin
     ];
-    platforms = a.lib.platforms.linux ;
+    #platforms = a.lib.platforms.linux ;
   };
 }

pkgs/games/naev/default.nix

@@ -36,6 +36,6 @@ stdenv.mkDerivation {
     homepage = http://www.naev.org;
     license = "GPLv3+";
     maintainers = with stdenv.lib.maintainers; [viric];
-    platforms = with stdenv.lib.platforms; linux;
+    #platforms = stdenv.lib.platforms.linux;
   };
 }

pkgs/games/torcs/default.nix

@@ -26,6 +26,6 @@ stdenv.mkDerivation rec {
     homepage = http://torcs.sourceforge.net/;
     license = "GPLv2+";
     maintainers = with stdenv.lib.maintainers; [viric];
-    platforms = with stdenv.lib.platforms; linux;
+    #platforms = with stdenv.lib.platforms; linux;
   };
 }

pkgs/games/ufoai/default.nix

@@ -48,6 +48,6 @@ stdenv.mkDerivation rec {
     description = "Squad-based tactical strategy game in the tradition of X-Com";
     license = "GPLv2+";
     maintainers = with stdenv.lib.maintainers; [viric];
-    platforms = with stdenv.lib.platforms; linux;
+    #platforms = stdenv.lib.platforms.linux;
   };
 }

pkgs/games/urbanterror/default.nix

@@ -82,6 +82,6 @@ stdenv.mkDerivation rec {
     homepage = http://www.urbanterror.net;
     license = [ "unfree-redistributable" ];
     maintainers = with stdenv.lib.maintainers; [ astsmtl ];
-    platforms = with stdenv.lib.platforms; linux;
+    #platforms = stdenv.lib.platforms.linux;
   };
 }

pkgs/games/widelands/default.nix

@@ -64,8 +64,7 @@ rec {
       raskin
       jcumming
     ];
-    platforms = with a.lib.platforms;
-      linux;
+    #platforms = a.lib.platforms.linux;
     license = a.lib.licenses.gpl2Plus;
   };
   passthru = {