python-cryptography: disable OpenSSL ALPN for now; does not work with libressl.

Close #904

srcpkgs/python-cryptography/patches/libressl-disable-alpn.patch

@@ -0,0 +1,13 @@
+Disable ALPN with libressl; won't work until 2.1.2.
+
+--- src/cryptography/hazmat/bindings/openssl/ssl.py.orig	2015-01-21 16:43:51.457822382 +0100
++++ src/cryptography/hazmat/bindings/openssl/ssl.py	2015-01-21 16:44:24.320971331 +0100
+@@ -530,7 +530,7 @@ static const long Cryptography_HAS_NEXTP
+ #endif
+ 
+ /* ALPN was added in OpenSSL 1.0.2. */
+-#if OPENSSL_VERSION_NUMBER < 0x10002001L
++#if 1
+ int (*SSL_CTX_set_alpn_protos)(SSL_CTX *,
+                                const unsigned char *,
+                                unsigned) = NULL;

srcpkgs/python-cryptography/template

@@ -1,7 +1,7 @@
 # Template file for 'python-cryptography'
 pkgname=python-cryptography
 version=0.7.2
-revision=1
+revision=2
 wrksrc="cryptography-${version}"
 build_style=python-module
 python_versions="2.7 3.4"