Fixed #839: module.xml must not be per-context
whitespace fix
merge 23b7832ccc85e7c48aff0bf331e93887fe3fa4cf...ff7b1f8fbd3e380b3a2ef265b4b010b6af81ac0d (from 0.11) (ported change from ff7b1f8fbd3e380b3a2ef265b4b010b6af81ac0d to AgaviController::initializeModule(), refs #839