Merge pull request #12 from phpseclib/master

Sync
Blowfish

Blowfish implementation
Add support for custom RSA key comments.
Add ivar and set/getComment() instead of constant. Also parse comment from applicable formats in loadKey().
SSH2: Add Crypt_Blowfish
Merge pull request #100 from petrich/master

Blowfish.php
Merge branch 'master' of https://github.com/phpseclib/phpseclib
Twofish: make CS more consistent
I think this is what you meant to do here
And here too, size-related logic problems
SSH2: Blowfish: typo... block_size adjustment

Changed: Blowfish block_size = 8
re: https://github.com/phpseclib/phpseclib/pull/100
Merge pull request #103 from rlerdorf/patch-1

Fix a couple of minor logic problems
typofixes
Merge pull request #104 from vlajos/master

typo fixes
Merge pull request #101 from johnsterling/rsa-comment

Add support for custom RSA key comments.
SFTP: remove $start = $offset line

$start isn't used anywhere in the function
SSH2: check response in exec()
SSH2: rm last commit; _get_channel_packet() takes care of this lol
SFTP: Add support for files larger than 2GB

0x7FFFFFFF is about 2GB. To support larger files floating point is used
SFTP: typo
SFTP: fix formatting of touch open call