SFTP: add readlink and symlink functions
* terrafrost/symlink:
SFTP: return $sftp object in unit tests
SFTP: fix unit test
SFTP: syntax error in unit test
SFTP: add unit tests for symlinks
SFTP: add readlink and symlink functions
Random: include the Crypt_* classes if they're available
* bantu/a-random-change:
phpseclib_is_includable() -> phpseclib_resolve_include_path()
Drop Net_SSH2::_is_includable() method.
Random: a few changes to the stream_resolve_include_path_function
Replace stream_resolve_include_path with phpseclib_is_includable.
Random: add explanatory comment
SSH2: replace _is_includable() with stream_resolve_include_path
Random: include the Crypt_* classes if they're available
SSH2: make it so you can verify server public host key without logging on
* terrafrost/server-host-key:
SSH2: rm redundant part of SSH2 unit test
SSH2: add unit test for getServerPublicHostKey
SSH2: make it so you can verify server public host key without logging on
RSA: add support for PKCS8 encoded private keys
* terrafrost/pkcs8:
Crypt/Base: readability improvement
RSA: CS adjustments
RSA: rename PUBLIC_FORMAT_PKCS1_RAW -> PUBLIC_FORMAT_PKCS8
RSA: add PKCS8 unit tests
RSA: add support for saving encrypted PKCS8 keys
Crypt/Base: adjust default key size for pbkdf1
RSA: add support for loading PKCS8 encrypted private keys
Crypt/Base: add support for pbkdf1
RSA: add support for saving to PKCS8 (unencrypted)
SFTP: add the ability for nlist() and rawlist() to be sorted
* terrafrost/sftp-sort2:
SFTP: update one last comment
SFTP: update unit test comments
SFTP: add new line to end of unit test
SFTP: assertEquals -> assertSame
SFTP: reset sort options every time and update unit test
SFTP: rm whitespace
SFTP: define $sortOptions
SFTP: add the ability for nlist() and rawlist() to be sorted
