tmf: Support hexadecimal and octal formats in numerical compare filter

tmf: Support hexadecimal and octal formats in numerical compare filter

Also, all cases where a comparison cannot be performed no longer match
the filter regardless of the NOT flag, since the NOT flag can be used to
indicate <=, != and >= comparisons.

Change-Id: I2a94b9e32744d05bfdfdba7df32137390bbb27d2
Signed-off-by: Patrick Tasse <patrick.tasse@gmail.com>
Reviewed-on: https://git.eclipse.org/r/39431
Reviewed-by: Hudson CI
Reviewed-by: Bernd Hufmann <bernd.hufmann@ericsson.com>
Tested-by: Bernd Hufmann <bernd.hufmann@ericsson.com>