Log Message:
Update php-ssh2 to current version 1.1.2, mainly for PHP 7.x support

Changes since 0.13:

1.1.2	- Version 1.1.2 is same as 1.1 except this release contains this
  changelog
- Fixed bug #72988 (Libor M.)
- Fixed bug #73198 (Langemeijer)
- Fixed php_url_parse issue (Remi Collet)
- fix Invalid write of size 1 (Remi Collet)
- Fixed bug #73819 (Mitch Hagstrand)
- Fixed bug #73410 (Mitch Hagstrand)
- Travis CI (Mitch Hagstrand)
- Various other fixes on PHP 7 code and code cleanup (Mitch Hagstrand,
  Libor M., Anatol Belski)
1.1.1	- Version 1.1.1 is same as 1.1 except this release contains this
  changelog
- Fixed bug #72988 (Libor M.)
- Fixed bug #73198 (Langemeijer)
- Fixed php_url_parse issue (Remi Collet)
- fix Invalid write of size 1 (Remi Collet)
- Fixed bug #73819 (Mitch Hagstrand)
- Fixed bug #73410 (Mitch Hagstrand)
- Travis CI (Mitch Hagstrand)
- Various other fixes on PHP 7 code and code cleanup (Mitch Hagstrand,
  Libor M., Anatol Belski)
1.1	-
1.0	- Release for PHP 7 (Sean DuBois)
- Made win32 builds depend on zlib and openssl extensions (Credomane Evonguard)
- Add blocking call to php_ssh2_direct_tcpip (Credomane Evonguard)
- Added explicit ssh2_disconnect function (Credomane Evonguard)
- Fixed bug #72150 - Fixing segfault when passing env variables (Krakjoe)