Fix issue #685 with Modules.php fatal error on 'check for new modules' when module directory is not readable by php.
Fix issue #685 with Modules.php fatal error on 'check for new modules' when module directory is not readable by php.

rusjoan/poly-hackaton,rusjoan/poly-hackaton,fezde/ProcessWire,rusjoan/poly-hackaton,ryancramerdesign/ProcessWire,rusjoan/poly-hackaton,fezde/ProcessWire,fezde/ProcessWire,ryancramerdesign/ProcessWire,ryancramerdesign/ProcessWire,fezde/ProcessWire,ryancramerdesign/ProcessWire,fezde/ProcessWire,rusjoan/poly-hackaton,ryancramerdesign/ProcessWire