aside from the addition of OpenSSL support a few other changes have been included:

- setEngine(...

* master:
SSH2: clarify exec() docblock comment

SSH2: clarify exec() docblock comment

* terrafrost/bug501:
SSH2: clarify exec() docblock comment

* master:
update download version in README.me
add CHANGELOG.md

* master:
SSH2: fix issues with RSA key verification

Conflicts:
phpseclib/Net/SSH2.php

SSH2: fix issues with RSA key verification

* terrafrost/ssh-rsa-fix:
SSH2: fix issues with RS...

Sometimes SSH servers will null pad their RSA keys. this null padding
broke Net/SSH2.php's RSA i...

* master:
SFTP: Use hexdec() and bin2hex() for filesize calculation.

SFTP: Use hexdec() and bin2hex() for filesize calculation.

* bantu/sftp-filesize-hexdec:
SFTP...

* master:
SFTP: Add truncate() to size() test for files larger than 4 GiB.

SFTP: Add truncate() to size() test for files larger than 4 GiB.

* bantu/sftp-large-files:
SF...

* master:
SFTP: Replace incorrect comment about filesize. There is no 4 GiB limit.

Conflicts:...

SFTP: Replace incorrect comment about filesize. There is no 4 GiB limit.

* bantu/sftp-large-fil...

* master:
Restore compatibility with PHP 5.6.1 by using explicit array indexes.

Restore compatibility with PHP 5.6.1 by using explicit array index.

* bantu/fix-491:
Restore ...

This seems to be caused by the resolution of PHP Ticket 67985.

(CRYPT_RIJNDAEL_MODE constant was always over-riding it)

Conflicts:
phpseclib/Crypt/AES.php
phpseclib/Crypt/Base.php
phpseclib/Crypt/Blowfish.php
php...

* master:
Correct constant: NET_SFTP_BLOCK_DEVICE -> NET_SFTP_TYPE_BLOCK_DEVICE

Correct constant: NET_SFTP_BLOCK_DEVICE -> NET_SFTP_TYPE_BLOCK_DEVICE

* bantu/fix-486:
Correc...

* master:
Fix Net_SFTP::filetype() block device recognition.

Fix Net_SFTP::filetype() block device recognition.

* vvolodko/patch-1:
Fix Net_SFTP::filetype...

* master:
SSH2: removed redundant rtrim

SSH2: removed redundant rtrim

* cezarykluczynski/ssh2-rtrim-strip:
SSH2: removed redundant rtrim

* master:
BigInteger: accomodate GMP change in PHP 5.6

BigInteger: accommodate GMP change in PHP 5.6

* terrafrost/gmp-56:
BigInteger: accomodate GMP...

* master:
ASN1: fix unit test
ASN1: add unit test for non-constructed context-specific chang...

ASN1: fix issue with non-constructed context-specific tags

* terrafrost/asn1-fix:
ASN1: fix u...

* master:
RSA: syntax error in unit tests
RSA: make unit tests perform string comparisons sa...

RSA: make XML keys use unsigned integers

* terrafrost/rsa-xml-unsigned:
RSA: syntax error in ...

SSH1: Math_BigInteger is supposed to be BigInteger.

* bantu/php5-ssh1-math-biginteger:
SSH1: ...

* master:
SSH2: rm unused constant

SSH2: rm unused constant

* terrafrost/ssh2-rm-unused-constant:
SSH2: rm unused constant

it doesn't need to be defined since the strlen($this->last_interactive_response)
check in _login...

PKCS1 / PKCS8 keys need *signed* integers because of section 8.3.3
at http://www.itu.int/ITU-T/s...

* master:
runkit: Provide alternative repository for PHP 5.6.
runkit: Change git from git://...

Restore runkit on Travis CI PHP 5.6.

* bantu/runkit-php5.6:
runkit: Provide alternative repos...

* master:
ASN1Test: Even better, use assertCount instead of assertSame.
ASN1Test: The expect...

ASN1Test: Use assertSame and the correct parameter order.

* bantu/asn1-handle-indef-lengths-tes...

* master:
ASN1: one more unit test change
ASN1: another unit test update
ASN1: unit test a...

ASN1: rewrite _decode_der

* terrafrost/asn1-handle-indef-lengths:
ASN1: one more unit test ch...

* master:
SSH2: don't count data length against window size

SSH2: don't count data length against window size

* terrafrost/ssh-window-size-changes:
SSH2:...

it is my hope that the issues 8c9e7a890e5755ee27fca66590ff5d2fa0616e56
and ccb1c3e2bdefd41cb3a7a...

this rewrite makes phpseclib better able to handle indef lengths,
which had previously been unte...

* master:
Replaced "case true:" with "default:"
Error: "Constant CRYPT_RSA_MODE already defi...

Error: "Constant CRYPT_RSA_MODE already defined"

* kroleg/patch-1:
Replaced "case true:" with...

It happens if defined(MATH_BIGINTEGER_OPENSSL_DISABLE) && !function_exists('openssl_pkey_get_det...

* master:
SFTP: cs adjustment
SFTP: optimize conditional calls to fclose in get() method
S...

SFTP: make it so files can be downloaded into resources or upload from resources

* terrafrost/s...

from resources

* master:
AES: don't do mcrypt unit tests if mcrypt extension is not available
AES: a few fi...

Rijndael, AES: adjustments to what key sizes are and aren't allowed

* terrafrost/aes-fix:
AES...