* Added Doc/Website/CodingStyle.html, Developpers.html,

  * Added Doc/Website/CodingStyle.html, Developpers.html,
    DeveloppersPython.html, GdcmDataCvs.html and
    DownloadVersion0_1.html, DownloadVersion0_3.html.
  * Some Doc/*.txt Doxygen files (which do not really concern the
    documentation itself, but the website) moved to html and
    placed in directory Doc/Website:
    - Doc/DoxyDevelInstal.txt moved to Doc/Website/Developpers.html
    - Doc/DoxyInstallation.txt moved to Doc/Website/Installation.html
    - Doc/DoxyIntroduction.txt included in Doc/Website/Main.html
  * Doc/DoxyfileDeveloppers, DoxyfileUsers, Makefile.am oldies removed.
  * CMakeLists.txt changed accordingly.