Enhanced CTorrent Code

Fix request URL encoding for non-ASCII locales.

Merge staged data at exit.

Additional "now" time updates to correct timing flaws. Too many disk accesses could be performed because the time was not being updated between operations.

Additional "now" time updates to correct timing flaws. Too many disk accesses could be performed because the time was not being updated between operations.

New staging files created due to size limit must be linked correctly.

Buffer was not freed when using -a.

Limit max staging file size.
Set constants for other btfiles values.
Buffer was not freed when using -a.

m_stagecount goes negative so directories aren't deleted

Don't print file completion details if no data present.

Create only files specified for downloading.