nettle: update upstream version 2.7 -> 3.2

docs/port_list.md

 # List of available ports
 
 Port are listed in alphabetical order, with links to the upstream
 source archive and the patch used when building for NaCl.
 This listing is auto-generated by
 [generate\_port\_list](https://chromium.googlesource.com/webports/+/master/bin/generate_port_list).
 
 | **Name** | **Version** | **Upstream Archive** | **NaCl Patch** | **Disabled Libc** | **Disabled Arch** |
 | :--- | :--- | :--- | :--- | :--- | :--- |
 | [agg]                     | 2.5             | [agg-2.5.tar.gz][agg_upstream]                | [1 KiB][agg_patch]   | [] | [] |
@@ skipping 193 matching lines @@
 | [metakit]                 | 2.4.9.7         | [metakit-2.4.9.7.tar.gz][metakit_upstream]    | [3 KiB][metakit_patch] | [] | [] |
 | [mongoose]                | 3.8             | [mongoose-3.8.tgz][mongoose_upstream]         | [2 KiB][mongoose_patch] | newlib | [] |
 | [mp4v2]                   | 2.0.0           | [mp4v2-2.0.0.tar.bz2][mp4v2_upstream]         |                      | [] | [] |
 | [mpc]                     | 1.0.1           | [mpc-1.0.1.tar.gz][mpc_upstream]              |                      | [] | [] |
 | [mpfr]                    | 3.1.2           | [mpfr-3.1.2.tar.bz2][mpfr_upstream]           |                      | [] | [] |
 | [mpg123]                  | 1.20.0          | [mpg123-1.20.0.tar.bz2][mpg123_upstream]      |                      | [] | [] |
 | [nano]                    | 2.2.6           | [nano-2.2.6.tar.gz][nano_upstream]            | [1 KiB][nano_patch]  | [] | [] |
 | [ncurses]                 | 5.9             | [ncurses-5.9.tar.gz][ncurses_upstream]        | [5 KiB][ncurses_patch] | [] | [] |
 | [netcat]                  | 0.7.1           | [netcat-0.7.1.tar.bz2][netcat_upstream]       | [2 KiB][netcat_patch] | [] | [] |
 | [nethack]                 | 3.4.3           | [nethack-343-src.tgz][nethack_upstream]       | [9 KiB][nethack_patch] | [] | [] |
-| [nettle]                  | 2.7             | [nettle-2.7.tar.gz][nettle_upstream]          | [640 B][nettle_patch] | [] | [] |
+| [nettle]                  | 3.2             | [nettle-3.2.tar.gz][nettle_upstream]          | [640 B][nettle_patch] | [] | [] |
 | [ninja]                   | 1.5.3           | [ninja-v1.5.3.tar.gz][ninja_upstream]         | [12 KiB][ninja_patch] | [] | [] |
 | [nose]                    | 1.3.0           | [nose-1.3.0.tar.gz][nose_upstream]            |                      | [] | [] |
 | [numpy]                   | 1.8.0           | [numpy-1.8.0.tar.gz][numpy_upstream]          | [6 KiB][numpy_patch] | [] | [] |
 | [openal-soft]             | 1.16.0          | [openal-soft-1.16.0.tar.bz2][openal-soft_upstream] | [18 KiB][openal-soft_patch] | [] | [] |
 | [opencv]                  | 2.4.9           | [opencv-2.4.9.tar.gz][opencv_upstream]        | [9 KiB][opencv_patch] | [] | arm |
 | [openjpeg]                | 2.1.0           | [openjpeg-2.1.0.tar.gz][openjpeg_upstream]    |                      | [] | [] |
 | [openscenegraph]          | 2.9.7           | [OpenSceneGraph-2.9.7.zip][openscenegraph_upstream] | [40 KiB][openscenegraph_patch] | [] | arm |
 | [openssh]                 | 5.9p1           | [openssh-5.9p1.tar.gz][openssh_upstream]      | [3 KiB][openssh_patch] | newlib | [] |
 | [openssl]                 | 1.0.2e          | [openssl-1.0.2e.tar.gz][openssl_upstream]     | [3 KiB][openssl_patch] | [] | [] |
 | [pandas]                  | 0.13.1          | [pandas-0.13.1.tar.gz][pandas_upstream]       | [26 KiB][pandas_patch] | glibc | [] |
@@ skipping 616 matching lines @@
 [ncurses_patch]: https://chromium.googlesource.com/webports/+/master/ports/ncurses/nacl.patch
 [ncurses_upstream]: ftp://ftp.gnu.org/gnu/ncurses/ncurses-5.9.tar.gz
 [netcat]: https://chromium.googlesource.com/webports/+/master/ports/netcat
 [netcat_patch]: https://chromium.googlesource.com/webports/+/master/ports/netcat/nacl.patch
 [netcat_upstream]: http://sf.net/projects/netcat/files/netcat/0.7.1/netcat-0.7.1.tar.bz2
 [nethack]: https://chromium.googlesource.com/webports/+/master/ports/nethack
 [nethack_patch]: https://chromium.googlesource.com/webports/+/master/ports/nethack/nacl.patch
 [nethack_upstream]: http://storage.googleapis.com/webports/mirror/nethack-343-src.tgz
 [nettle]: https://chromium.googlesource.com/webports/+/master/ports/nettle
 [nettle_patch]: https://chromium.googlesource.com/webports/+/master/ports/nettle/nacl.patch
-[nettle_upstream]: ftp://ftp.gnu.org/gnu/nettle/nettle-2.7.tar.gz
+[nettle_upstream]: ftp://ftp.gnu.org/gnu/nettle/nettle-3.2.tar.gz
 [ninja]: https://chromium.googlesource.com/webports/+/master/ports/ninja
 [ninja_patch]: https://chromium.googlesource.com/webports/+/master/ports/ninja/nacl.patch
 [ninja_upstream]: https://github.com/martine/ninja/archive/v1.5.3/ninja-v1.5.3.tar.gz
 [openal-ogg-demo]: https://chromium.googlesource.com/webports/+/master/ports/openal-ogg-demo
 [openal-soft]: https://chromium.googlesource.com/webports/+/master/ports/openal-soft
 [openal-soft_patch]: https://chromium.googlesource.com/webports/+/master/ports/openal-soft/nacl.patch
 [openal-soft_upstream]: http://kcat.strangesoft.net/openal-releases/openal-soft-1.16.0.tar.bz2
 [opencv]: https://chromium.googlesource.com/webports/+/master/ports/opencv
 [opencv_patch]: https://chromium.googlesource.com/webports/+/master/ports/opencv/nacl.patch
 [opencv_upstream]: https://github.com/Itseez/opencv/archive/2.4.9/opencv-2.4.9.tar.gz
@@ skipping 266 matching lines @@
 [xz_upstream]: http://tukaani.org/xz/xz-5.2.0.tar.xz
 [yajl]: https://chromium.googlesource.com/webports/+/master/ports/yajl
 [yajl_patch]: https://chromium.googlesource.com/webports/+/master/ports/yajl/nacl.patch
 [yajl_upstream]: http://github.com/lloyd/yajl/archive/2.0.4/yajl-2.0.4.zip
 [zeromq]: https://chromium.googlesource.com/webports/+/master/ports/zeromq
 [zeromq_patch]: https://chromium.googlesource.com/webports/+/master/ports/zeromq/nacl.patch
 [zeromq_upstream]: http://download.zeromq.org/zeromq-4.0.3.tar.gz
 [zlib]: https://chromium.googlesource.com/webports/+/master/ports/zlib
 [zlib_patch]: https://chromium.googlesource.com/webports/+/master/ports/zlib/nacl.patch
 [zlib_upstream]: http://www.zlib.net/zlib-1.2.8.tar.gz