Initial autoconf structure.
Autoconf and automake configuration.
Code updates to ptrace child.
Autoconf header/decl checks and defines in code.
Documentation and info files.
Automake opts for EXTRA_DIST and AC for aux dir.
Added man page and associated auto config.
Make manpage dist-able.
Full autconf for dist.
Pruned autoconf for dist.
Fix for 'git clone' timestamp issues with autoconf.
Merge branch 'autoconf'

Conflicts:
	src/peakmem.c
	todo.txt