DI IConfig into ldap helper

apps/user_ldap/ajax/deleteConfiguration.php

apps/user_ldap/ajax/getNewServerConfigPrefix.php

apps/user_ldap/ajax/wizard.php

apps/user_ldap/appinfo/app.php

apps/user_ldap/appinfo/install.php

apps/user_ldap/appinfo/register_command.php

apps/user_ldap/appinfo/update.php

apps/user_ldap/lib/Command/Search.php

apps/user_ldap/lib/Command/SetConfig.php

apps/user_ldap/lib/Command/TestConfig.php

apps/user_ldap/lib/Connection.php

apps/user_ldap/lib/Helper.php

apps/user_ldap/lib/Jobs/CleanUp.php

apps/user_ldap/lib/Jobs/UpdateGroups.php

apps/user_ldap/lib/LDAPProviderFactory.php

apps/user_ldap/lib/Proxy.php

apps/user_ldap/lib/Settings/Admin.php

apps/user_ldap/lib/Wizard.php

apps/user_ldap/tests/AccessTest.php

apps/user_ldap/tests/Group_LDAPTest.php