Removed configurable.f.in from EXTRA_DIST and configurable.f.in from DISTCLEANFILES, since Automake takes care of this.
Removed configurable.f.in from EXTRA_DIST and configurable.f.in from
DISTCLEANFILES, since Automake takes care of this.

Also, updated and reformatted the copyright notice and replace "../.." by
the more robust "$(top_builddir)", as it was done for other Makefile.am's.

svn path=/trunk/; revision=5120

FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot,FreeScienceCommunity/PLPlot