Updated autogen and configure to work with older versions of autotools.
Merge branch 'master' of github.com:hpc/libcircle
Merge branch 'master' of github.com:hpc/libcircle
Merge branch 'master' of github.com:hpc/libcircle
Merge branch 'master' of github.com:hpc/libcircle
Minor style changes.
Merge pull request #11 from fintler/master

Minor style changes for consistency