This is a housekeeping PR which factors generic changes out of #136:
return_path parameter added to get_value
image's call_action, get_value and macro moved to a shared mixin (in the new composition-based design other objects with different base paths will need the same features)
version string moved to a separate file which can be read by setup.py and the sphinx docs configuration
This is a housekeeping PR which factors generic changes out of #136:
return_pathparameter added toget_valuecall_action,get_valueandmacromoved to a shared mixin (in the new composition-based design other objects with different base paths will need the same features)setup.pyand the sphinx docs configuration