Added output when starting/ready with module exec
"preparser" -> "postparser", as it is after the main parsing part
Added set flag to config_member_t and setter/getter helper prototypes
Added implementation of getter/setter helper

And replaced thessc_config_member_value_is_set() with getter-call.
Added new set-flag to alloc_initialized() call
Added setting of set flag to true when setting value from dict
Fixed up thessc_config_is_set() for new 'set' flag
fixed config_member_copy() function for new set flag
Added zero as set flag when allocating new config_member_t
removed unused variable
added set flag to const config member settings
Fixed up set_value_from_dict()
ensure a config is set when the parser parsed it
fixed verbosity print condition
when merging configuration, copy the set flag
Merge branch 'fix-config_is_set' into prepare-0.0.8-0