Streamline package.

Get rid of all files that can be recreated by a simple autoreconf;
./configure or aclocal; autoconf; automake; ./configure procedure.

Add 'compile' file to be able to build without passing arguments
to auroreconf (-fi) or automake (--add-missing).
Update files to work with a newer version of the GNU Build System:

autoconf 2.69
automake 1.14.1
libtool  2. 4.2
Fix usage of deprecated names and behaviors.