Added the clearstatcache call before enabling or disabling modules,
as this prevents a 'File exists' error that occurs sometimes on
symlink creation (even when the folder is empty). Also added tests
for teh moduleManager
refs #4092
Added the clearstatcache call before enabling or disabling modules,
as this prevents a 'File exists' error that occurs sometimes on
symlink creation (even when the folder is empty). Also added tests
for teh moduleManager
refs #4092