UG: Clarify docs related to test setup/teardown in init files
Fixes
@@ -92,6 +92,9 @@ initialization files is explained below.
`Test Setup`:setting:, `Test Teardown`:setting:, `Test Timeout`:setting:
Set the default value for test setup/teardown or test timeout to all test
cases this directory contains. Can be overridden on lower level.
+ Notice that keywords used as setups and teardowns must be available in
+ test case files where tests using them are. Defining keywords in the
+ initialization file itself is not enough.
`Default Tags`:setting:, `Test Template`:setting:
Not supported in initialization files.
