- All Ciphers: fix issue with CBC mode / OpenSSL / continuous buffers / decryption (#938)
- Random: fix issues with serialize() (#932)
- RC2: fix issue with decrypting
- RC4: fix issue with key not being truncated correctly
- SFTP: nlist() on a non-existant directory resulted in error
- SFTP: add is_writable, is_writeable, is_readable
- RSA: fix PHP4 compatability issue