[PATCH] scute: Include sexp-parse.h in source files

[Justus Winter]

Quoting Damien Goutte-Gattat (2016-01-03 15:56:23)
> * src/Makefile.am: Add sexp-parse.h in source files.
> --
> 
> Omitting sexp-parse.h from the list of source files excludes it
> from the archive generated by `make dist'.

Merged, thanks!

Justus