Initial checkin of monolithic-only
Global use of OPTION_CHOICE as the enum typedef.
x509 -days can be negative (Viktor)
Remove standalone "req" target from Makefile.
Replace onlypemder to opt_format with a bitmap of flags.
Make sure all OPTION tables aren't static, so we can reference
them in progs.h for future generic use
Standardize ret var, end:, and help return status.

Always use "ret" as the return code from the commands. Always use "goto
end" as the way to exit xxx_main (don't think I missed any).
The "use -h for help" always returns 1.
The "--help" option always returns 0.
Add missing files to "make tags" target and E_SRC variable.
Add help and list commands.
Columnize command lists.
Move static function closer to its use
Merge branch 'rsalz-monolith' of github.com:akamai/openssl into rsalz-monolith