class methods can refer to other class methods
replace commons-cli with homemade option parser
fall back to look up non-class methods
avoid include synthetic names such as self
"module methods" are adding still more mess. will try to reduce later.
some art work
change readme
remove number ranges
update readme
mod
remove isNNN and asNNN
skip extending path for "self"
set static context for "class << self" when self is a module
conflate symbol type
update usage message, fix #5
GPLv3
small change in readme
small mod