Key name now begin with a capital letters instead of using the '@' character.
Also, '-' character are removed from  a composite name.
This is introduce the very first change of the key field.
Some simplications and changes to the key name will be made.
Add the  get_enum_list() function.

Permit to set uid and gid for a run script.
Unknown key may occur at end of the file.
Avoid to changed pointer.
Typo fix.

clean of string from frontend key for module.
fix value of intree key.
allow sufficient space for rename of interdependences.
fix use of parse_list functions even in case of multiple line.

This reverts commit 87bd69c6.

Reduce use of HEAP memory with
the stack_xxx functions familly.
Switch to the new lexer algorithm.
Fix the parse of the @runas key.

Parse the service and write the result in a temporary directory. When the write process
is finished the directory is copied to the original service directory overwritten a
same file. The symlink /var/lib/66/system/.resolve/service/<name> is made at the complete
end of the process. So we can clean the mess removing the temporary directory and
avoid to change the original service directory before the end of the process. The state of
system should be clean event on crash of the parse process

Try the current one, if unexisting take the default one.