remove popt dependency, consolidate config stuff

README

TODO

acconfig.h

configure.in

src/common/Makefile.am

src/common/config.c

src/common/config.h

src/common/crypto.c

src/config/routers.or

src/config/ts4-private

src/or/config.c

src/or/main.c

src/or/onion.c

src/or/or.h

src/or/test_config.c