treewide: Per RFC45, remove all unquoted URLs

pkgs/development/tools/literate-programming/Literate/default.nix

@@ -15,7 +15,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "A literate programming tool for any language";
-    homepage    = http://literate.zbyedidia.webfactional.com/;
+    homepage    = "http://literate.zbyedidia.webfactional.com/";
     license = licenses.mit;
     platforms = platforms.unix;
   };

pkgs/development/tools/literate-programming/eweb/default.nix

@@ -19,7 +19,7 @@ stdenv.mkDerivation rec{
 
   meta = with stdenv.lib; {
     version = "9.10" ;
-    homepage = http://eweb.sf.net;
+    homepage = "http://eweb.sf.net";
     description = "An Asciidoc-based literate programming tool, written in Python";
     platforms = platforms.linux;
     license = licenses.gpl3Plus;

pkgs/development/tools/literate-programming/funnelweb/default.nix

@@ -4,7 +4,7 @@ stdenv.mkDerivation rec {
 
   name = "funnelweb-${meta.version}";
   src = fetchurl {
-    url = http://www.ross.net/funnelweb/download/funnelweb_v320/funnelweb_v320_source.tar.gz;
+    url = "http://www.ross.net/funnelweb/download/funnelweb_v320/funnelweb_v320_source.tar.gz";
     sha256 = "0zqhys0j9gabrd12mnk8ibblpc8dal4kbl8vnhxmdlplsdpwn4wg";
   };
 
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     version = "3.20";
     description = "A simple, reliable literate-programming macro preprocessor";
-    homepage = http://www.ross.net/funnelweb/;
+    homepage = "http://www.ross.net/funnelweb/";
     license = licenses.gpl2;
     platforms = platforms.linux;
     maintainers = [ maintainers.AndersonTorres ];

pkgs/development/tools/literate-programming/noweb/default.nix

@@ -72,7 +72,7 @@ let noweb = stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "A simple, extensible literate-programming tool";
-    homepage = https://www.cs.tufts.edu/~nr/noweb;
+    homepage = "https://www.cs.tufts.edu/~nr/noweb";
     license = licenses.bsd2;
     maintainers = with maintainers; [ yurrriq ];
     platforms = with platforms; linux ++ darwin;

pkgs/development/tools/literate-programming/nuweb/default.nix

@@ -29,7 +29,7 @@ stdenv.mkDerivation rec{
 
   meta = with stdenv.lib; {
     description = "A simple literate programming tool";
-    homepage = http://nuweb.sourceforge.net;
+    homepage = "http://nuweb.sourceforge.net";
     license = licenses.free;
     maintainers = [ maintainers.AndersonTorres ];
     platforms = platforms.unix;