treewide: homepage URL fixes (#28475)

* pgadmin: use https homepage

* msn-pecan: move homepage to github

google code is now unavailable

* pidgin-latex: use https for homepage

* pidgin-opensteamworks: use github for homepage

google code is unavailable

* putty: use https for homepage

* ponylang: use https for homepage

* picolisp: use https for homepage

* phonon: use https for homepage

* pugixml: use https for homepage

* pioneer: use https for homepage

* packer: use https for homepage

* pokerth: usee https for homepage

* procps-ng: use https for homepage

* pycaml: use https for homepage

* proot: move homepage to .github.io

* pius: use https for homepage

* pdfread: use https for homepage

* postgresql: use https for homepage

* ponysay: move homepage to new site

* prometheus: use https for homepage

* powerdns: use https for homepage

* pm-utils: use https for homepage

* patchelf: move homepage to https

* tesseract: move homepage to github

* quodlibet: move homepage from google code

* jbrout: move homepage from google code

* eiskaltdcpp: move homepage to github

* nodejs: use https to homepage

* nix: use https for homepage

* pdf2djvu: move homepage from google code

* game-music-emu: move homepage from google code

* vacuum: move homepae from google code

6 files changed, 6 insertions, 7 deletions

diff --git a/pkgs/tools/graphics/pdfread/default.nix b/pkgs/tools/graphics/pdfread/default.nix
index 3c43935e950d..8733b2c1caa0 100644
--- a/pkgs/tools/graphics/pdfread/default.nix
+++ b/pkgs/tools/graphics/pdfread/default.nix
@@ -44,7 +44,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "PDF/DJVU to ebook format converter";
-    homepage = http://www.mobileread.com/forums/showthread.php?t=21906;
+    homepage = https://www.mobileread.com/forums/showthread.php?t=21906;
     license = licenses.mit;
   };
 }
diff --git a/pkgs/tools/misc/ponysay/default.nix b/pkgs/tools/misc/ponysay/default.nix
index a09dfb4d4e47..0f5c15241439 100644
--- a/pkgs/tools/misc/ponysay/default.nix
+++ b/pkgs/tools/misc/ponysay/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "Cowsay reimplemention for ponies";
-    homepage = http://terse.tk/ponysay/;
+    homepage = http://erkin.co/ponysay/;
     license = stdenv.lib.licenses.gpl3;
     maintainers = with stdenv.lib.maintainers; [ bodil ];
     platforms = with stdenv.lib.platforms; unix;
diff --git a/pkgs/tools/package-management/nix/default.nix b/pkgs/tools/package-management/nix/default.nix
index 56324f4073db..6b252e9fe006 100644
--- a/pkgs/tools/package-management/nix/default.nix
+++ b/pkgs/tools/package-management/nix/default.nix
@@ -116,7 +116,7 @@ let
         a package, multi-user package management and easy setup of build
         environments.
       '';
-      homepage = http://nixos.org/;
+      homepage = https://nixos.org/;
       license = stdenv.lib.licenses.lgpl2Plus;
       maintainers = [ stdenv.lib.maintainers.eelco ];
       platforms = stdenv.lib.platforms.all;
diff --git a/pkgs/tools/security/pius/default.nix b/pkgs/tools/security/pius/default.nix
index af27fb6cd01f..5e0c87c2f7d5 100644
--- a/pkgs/tools/security/pius/default.nix
+++ b/pkgs/tools/security/pius/default.nix
@@ -27,7 +27,7 @@ stdenv.mkDerivation {
   '';
 
   meta = {
-    homepage = http://www.phildev.net/pius/;
+    homepage = https://www.phildev.net/pius/;
 
     description = "PGP Individual UID Signer (PIUS), quickly and easily sign UIDs on a set of PGP keys";
 
diff --git a/pkgs/tools/system/proot/default.nix b/pkgs/tools/system/proot/default.nix
index 87c463bdac9a..5d65267311f4 100644
--- a/pkgs/tools/system/proot/default.nix
+++ b/pkgs/tools/system/proot/default.nix
@@ -34,11 +34,10 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = http://proot.me;
+    homepage = http://proot-me.github.io;
     description = "User-space implementation of chroot, mount --bind and binfmt_misc";
     platforms = platforms.linux;
     license = licenses.gpl2;
     maintainers = with maintainers; [ ianwookim nckx ];
   };
 }
-
diff --git a/pkgs/tools/typesetting/pdf2djvu/default.nix b/pkgs/tools/typesetting/pdf2djvu/default.nix
index 2318a146f62f..708bf46bbb06 100644
--- a/pkgs/tools/typesetting/pdf2djvu/default.nix
+++ b/pkgs/tools/typesetting/pdf2djvu/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Creates djvu files from PDF files";
-    homepage = http://code.google.com/p/pdf2djvu/;
+    homepage = https://jwilk.net/software/pdf2djvu;
     license = licenses.gpl2;
     maintainers = with maintainers; [ pSub ];
     inherit version;