Correction de coquilles HTML.
Ajout de tests.
Merge branch 'release-1.6.0' into release-1.6.1

Conflicts:
	fckeditor/editor/filemanager/upload/test.html
Merge branch 'release-1.6.1' into release-1.6.2
Correctif sur checkdate()
Merge branch 'release-1.6.0' into release-1.6.1
Merge branch 'release-1.6.1' into release-1.6.2
Ajout d'un test sur l'initialisation d'indices d'un tableau.