Fixed credential (un)marshaling.
Fixed cred lookup bug. (get -> getCred)
Changed FTPURI to be smarter with creds.
Fixed a exception handling in the pipeliner.
Still reworking the pipeliner.
Removed ln errors when doing make -B.
Cleaned up some sophisticated instrumentation code.
Added a hacky sentinel mechanism to catch stuck threads.
Added cred command and anonymous creds.
Added cred to Makefile.