dependencies: small package changes, added license for testpath.

pkgs/python-packages-overrides.nix

@@ -31,6 +31,12 b' self: super: {'
     };
   });
 
+  testpath = super.testpath.override (attrs: {
+    meta = {
+      license = [ pkgs.lib.licenses.mit ];
+    };
+  });
+
   gnureadline = super.gnureadline.override (attrs: {
     buildInputs = attrs.buildInputs ++ [
       pkgs.ncurses
@@ -97,10 +103,6 b' self: super: {'
     };
   });
 
-  py-gfm = super.py-gfm.override  {
-    name = "py-gfm-0.1.3.rhodecode-upstream1";
-  };
-
   pycurl = super.pycurl.override (attrs: {
     propagatedBuildInputs = attrs.propagatedBuildInputs ++ [
       pkgs.curl
@@ -187,7 +189,6 b' self: super: {'
     };
   });
 
-
   docutils = super.docutils.override (attrs: {
     meta = {
       license = pkgs.lib.licenses.bsd2;