|Changelog for scrypt
||What has changed?
||Fixed memory leak in PHP 7 (#48), weak CSPRNG on salts in the example file (#44)
||Fixed issue on RHEL 6 in x86_64 with PHP 7 (#46)
||Added PHP 7 support (#39, #40, #45)
Removed support for PHP 5.2 as Travis no longer supports testing it.
||Fixed install pecl install on machines which do not support SSE extensions (#37).
Added a segfault catch for when an invalid N was passed in (#31).
||Initial release to PECL, plus various changes to the example PHP file