Log Message:
Update 0.13 to 0.15
-------------------
version 0.15: Fri Mar 14 09:06:18 CET 2014
        Fixes:
        - t/11modif.t regression test, where float may get ',' under
          some locales [cpantesters]

version 0.14: Mon Mar 10 16:11:30 CET 2014

        Improvements:
        - changed documentation style