clean up .svn
Clean up the build system

Remove rcs info comment we use git.

Always use mainteners mode
Modernize configure/autoconf

Modernize configure rules
Remove libtool

Libtool is not needed now
Improve bison rules

Now make -jN work
Use automake not inferior solution

Because we use now automake, we do not need to use special trick
Merge pull request #4 from bastien-roucaries/upverter

Upverter