Adds some “branch” meta-data

pkgs/development/ocaml-modules/camlimages/4.0.nix

@@ -32,6 +32,7 @@ stdenv.mkDerivation {
   '';
 
   meta = with stdenv.lib; {
+    branch = "4.0";
     homepage = https://bitbucket.org/camlspotter/camlimages;
     description = "OCaml image processing library";
     license = licenses.lgpl2;

pkgs/development/ocaml-modules/camomile/0.8.2.nix

@@ -20,7 +20,8 @@ stdenv.mkDerivation {
   meta = {
     homepage = http://camomile.sourceforge.net/;
     description = "A comprehensive Unicode library for OCaml";
-    license = "LGPL";
+    license = stdenv.lib.licenses.lgpl21;
+    branch = "0.8.2";
     platforms = ocaml.meta.platforms;
     maintainers = [
       stdenv.lib.maintainers.z77z

pkgs/development/ocaml-modules/lablgtk/2.14.0.nix

@@ -25,6 +25,7 @@ stdenv.mkDerivation (rec {
   '';
 
   meta = {
+    branch = "2.14";
     platforms = ocaml.meta.platforms;
     maintainers = [
       stdenv.lib.maintainers.z77z

pkgs/development/ocaml-modules/sexplib/108.08.00.nix

@@ -20,6 +20,7 @@ stdenv.mkDerivation {
   createFindlibDestdir = true;
 
   meta = with stdenv.lib; {
+    branch = "108";
     homepage = https://ocaml.janestreet.com/;
     description = "Library for serializing OCaml values to and from S-expressions";
     license = licenses.asl20;

pkgs/development/ocaml-modules/typeconv/108.08.00.nix

@@ -21,7 +21,8 @@ stdenv.mkDerivation {
   meta = with stdenv.lib; {
     homepage = https://ocaml.janestreet.com/;
     description = "Support library for OCaml preprocessor type conversions";
-    #license = licenses.apl20; invalid license
+    license = licenses.asl20;
+    branch = "108";
     platforms = ocaml.meta.platforms;
     maintainers = with maintainers; [ z77z ];
   };