some tests doesn't run anymore

[BenjaminQuandt]

While adding travis ci support i found some problems with the tests that I listed here:

• tx_t3users_tests_actions_EditFeUserTest

• GeneralUtility::devLog() will be removed with TYPO3 v10.0.

• Uncaught require(typo3-t3users/.Build/Web/typo3conf/LocalConfiguration.php

• tx_t3users_tests_actions_LoginTest

• GeneralUtility::devLog() will be removed with TYPO3 v10.0.

• tx_t3users_tests_actions_RenewSessionTest

• Error: Class 'tx_t3users_tests_Util' not found

• tx_t3users_tests_services_feuserTest

• GeneralUtility::devLog() will be removed with TYPO3 v10.0.
  Error: Class 'TYPO3\CMS\Core\TimeTracker\NullTimeTracker' not found

• ux_tslib_feuserauthTest

• Call to undefined method TYPO3\CMS\Frontend\Authentication\FrontendUserAuthentication::getSessionTimeoutFieldByTypo3Version()

• RuntimeException: The requested database connection named "Default" has not been configured