Completes adding long-options to chirp.
Avoid undefined symbol error when parrot is not enabled.
Fixes build error on Cygwin.
Quick fix to allow compile on Cywgin to complete.
Moved system-dependent uptime code into its own module,
with a warning emitted if we haven't implemented it for
that platform.  Fixes a build problem on Solaris.
Standardizes comment header line in time series.

Per Casey request to simplify the code in the visualizer, the comment
column headings in the monitor time series match verbatim the names
in the summary (except for wall_clock, which does not have a counterpart
in the summary).
rotate-debug-max -> debug-rotate-max
Solaris: include <signal.h> is required.
Solaris: Does not have fts_open/read/close.
Get proper headers for statfs/statvfs.
Solaris: strings.h required for bzero().
Modified configure to only build the resource monitor on Linux and Mac for now.
Made output similar for parrot and resource monitor.
Solaris: include alloca.h
Solaris: Type fixups.
Solaris: bzero() requires strings.h