bouncycastle15: update to version 1.59

This release fixes CVE-2017-13098 ("ROBOT"), a Bleichenbacher oracle in TLS
when RSA key exchange is negotiated. This potentially affected BCJSSE servers
and any other TLS servers configured to use JCE for the underlying crypto -
note the two TLS implementations using the BC lightweight APIs
are not affected by this.

Some of additional fixes, features and functionality:

* GOST3410-94 private keys encoded using ASN.1 INTEGER are now accepted
  in private key info objects; GOST3412-2015 has been added
  to the JCE provider and the lightweight API.
* SCRYPT is now supported as a SecretKeyFactory in the provider and
  in the PKCS8 APIs.
* The BCJSSE provider now supports Server Name Indication,
  session resumption in clients, the jdk.tls.namedGroups and
  org.bouncycastle.jsse.ec.disableChar2 system properties.
* ECGOST-2012 public keys were being encoded with the wrong OID
  for the digest parameter in the algorithm parameter set. This has been fixed.
* The BCJSSE SSLEngine implementation now correctly wraps/unwraps
  application data only in whole records.

Further details on other additions and bug fixes can be found in the
release notes at:

https://www.bouncycastle.org/releasenotes.html

Security:	CVE-2017-13098

java/bouncycastle15/Makefile

@@ -2,7 +2,7 @@
 # $FreeBSD$
 
 PORTNAME=	bouncycastle
-PORTVERSION=	1.58
+PORTVERSION=	1.59
 CATEGORIES=	java security
 MASTER_SITES=	http://www.bouncycastle.org/download/ \
 		http://polydistortion.net/bc/download/
@@ -48,7 +48,6 @@ PORTDOCS=	*
 .include <bsd.port.options.mk>
 
 # PR 220612: remove fork="true" in javac and fork="yes" in junit tasks
-# NB: as of adding armv7, the patchname is kind of obsolete.
 .if ${ARCH} == armv6 || ${ARCH} == armv7
 EXTRA_PATCHES+=	${FILESDIR}/armv6-patch-bc+-build.xml
 .endif

java/bouncycastle15/distinfo

@@ -1,3 +1,3 @@
-TIMESTAMP = 1503401517
-SHA256 (crypto-158.tar.gz) = 175b342d853706107f54780052e224595453743e2a4b6aa0a0fcf02d5e24d01d
-SIZE (crypto-158.tar.gz) = 123588158
+TIMESTAMP = 1514536470
+SHA256 (crypto-159.tar.gz) = 03c08bc60acdcc035275adccd185bc3683e8b1266aa3400bfb8a526e622aa2d6
+SIZE (crypto-159.tar.gz) = 126095735