Merge pull request #1 from phpseclib/master

pullrequest
Merge pull request #2 from phpseclib/master

Snyc
some minor fixes
revert == instead ===
Fixed broken characters.
Merge pull request #73 from Gemorroj/master

some minor fixes
Make all sources 7-bit ASCII.
BigInteger: CS adjustment
X509: Fix private key identifier computation on a File_ASN1_Element
ANSI: Add support for more codes

Thanks chubby!
ANSI: Use user_error instead of echo
Merge pull request #3 from phpseclib/master

Sync
AES/Rijndael Performance Update [3]

Performance Update for AES/Rijndael
Removed Debug function...

Removed Debug function...
Merge pull request #74 from petrich/AES-Rijndael-Performance-Update

AES/Rijndael performance update [3]
SFTP: Redo mkdir() and _realpath()

Also make it so nlist() caches directories as well
RSA: Add support for AES-256-CBC
SFTP: Fix bug whereby sometimes download amount would be ignored
DES: Fix memory leak with CTR mode
Merge pull request #4 from phpseclib/master

Sync