split parser_module from parser_enabled to a independent file,add conf argument to parse_service_before, parse_service_deps and parse_service_opts_deps

reimplement and update for modules actions and states table at parser_utils.c file,clean environment at keep_environ function

add --with-s6-log-timestamp flags, pass through write_common for module,split the write of environment file to env_compute function

implement module. Pass to the new enum declaration format,add keep_regex, keep_environ function. Change get_mandatory by check_mandatory: more efficient and readable. Implement oneshot logger. Fix @user field parse

add version field at resolve file, add function ss_resolve_module_path, pass to ob_basename, modify for module implemetation, change check of variable according to the integrer type from sv_alltype struct and friend

Prevent symbol lookup error in commands linked to lib66.so:

66-tree: symbol lookup error: /usr/x86_64-pc-linux-gnu/lib/lib66.so.0.2:
undefined symbol: MAXDEPTH