* mln/extension/fill.hh: New, implementation of extension::fill.

	* tests/Makefile.am: Add extension test directory.

	* tests/core/other/Makefile.am(line_piter): Rename as...
	* tests/core/other/Makefile.am(box_runstart_piter): ...this

	* tests/extension/Makefile.am: New. To test extension namespace

	* tests/extension/fill.cc: New, extension::fill basic test.
	* tests/extension: New, extension test directory

git-svn-id: https://svn.lrde.epita.fr/svn/oln/branches/cleanup-2008@2287 4aad255d-cdde-0310-9447-f3009e2ae8c0