Provide means to fail if settings file does not match any test

[fedelopez]

The following log output reveals that no test matched the settings file:

[12:33:36][Step 1/3] :gta (3s)
[12:33:37][:gta] Running C:\BuildAgent\work\432bdfe8a1ae00ba\src\test\resources\FT_translation_AR.txt
[12:33:38][:gta] GrandTestAuto 5.6
[12:33:38][:gta] About to run tests as follows:
[12:33:38][:gta] Unit tests will be run.
[12:33:38][:gta] Function tests will be run.
[12:33:38][:gta] Load tests will be run.
[12:33:38][:gta] 
[12:33:38][:gta] ########### Running Unit Tests ###########
[12:33:38][:gta] ******* Overall Unit Test Result: passed. *******
[12:33:38][:gta] ########### Running Function Tests ###########
[12:33:38][:gta] ******* Overall Function Test Result: passed. *******
[12:33:38][:gta] ########### Running Load Tests ###########
[12:33:38][:gta] ******* Overall Load Test Result: passed. *******
[12:33:38][:gta] !!!!!!!!!!!!!Overall Test Result: passed !!!!!!!!!!!!!
[12:33:38][:gta] GTA Exiting with status 0.