Enhanced CTorrent Code

Fix state tracking in ctcs and tracker.

Fix buffer size calculation errors.

Fix buffer size calculation errors.

Delete leaked foundopt[] array.

Improve option parsing to allow overriding of config file, including negation of "-x" with "--x".

Make max buffer size variable, and improve bufio variable names.

Improve peer close debug messages.
Fix a handshake error from btstream msglen optimization.

Report peer connection error correctly.

Crash during file creation step

Make peer ID element private; use constant for peer ID length.