Adjust the tests and document the incompatibilities with the previously used regex syntax. In this commit the use of PCRE is conditional on wxUSE_PCRE which is never defined as 1 yet, so the new code is still disabled.
Adjust the tests and document the incompatibilities with the previously used regex syntax. In this commit the use of PCRE is conditional on wxUSE_PCRE which is never defined as 1 yet, so the new code is still disabled.