Commandline flags F and R don't seem to be implemented

According to the documentation, the F and R command line options have functionality:
http://soapui.org/Test-Automation/functional-tests.html

However, if I try to use either of them, I get an "Unrecognized option" error message:

C:\Program Files (x86)\SmartBear\soapUI-4.5.1\bin>testrunner.bat -FPDF C:\Users\REBECCA\Documents\SoapUI_MyWCF\Demographics-soap
ui-project.xml
soapUI 4.5.1 TestCase Runner
2012-08-16 12:19:31,933 [main] ERROR com.eviware.soapui.tools.SoapUITestCaseRunn
er - org.apache.commons.cli.UnrecognizedOptionException: Unrecognized option: -F

2012-08-16 12:19:31,934 [main] ERROR com.eviware.soapui.SoapUI - An error occure
d [Unrecognized option: -F], see error log for details
2012-08-16 12:19:31,935 [main] ERROR soapui.errorlog - org.apache.commons.cli.Un
recognizedOptionException: Unrecognized option: -F
org.apache.commons.cli.UnrecognizedOptionException: Unrecognized option: -F
at org.apache.commons.cli.Parser.processOption(Parser.java:253)
at org.apache.commons.cli.Parser.parse(Parser.java:170)
at org.apache.commons.cli.Parser.parse(Parser.java:114)
at com.eviware.soapui.tools.AbstractSoapUIRunner.initFromCommandLine(Abs
tractSoapUIRunner.java:109)
at com.eviware.soapui.tools.AbstractSoapUIRunner.runFromCommandLine(Abst
ractSoapUIRunner.java:87)
at com.eviware.soapui.tools.SoapUITestCaseRunner.main(SoapUITestCaseRunn
er.java:115)
org.apache.commons.cli.UnrecognizedOptionException: Unrecognized option: -F
at org.apache.commons.cli.Parser.processOption(Parser.java:253)
at org.apache.commons.cli.Parser.parse(Parser.java:170)
at org.apache.commons.cli.Parser.parse(Parser.java:114)
at com.eviware.soapui.tools.AbstractSoapUIRunner.initFromCommandLine(Abs
tractSoapUIRunner.java:109)
at com.eviware.soapui.tools.AbstractSoapUIRunner.runFromCommandLine(Abst
ractSoapUIRunner.java:87)
at com.eviware.soapui.tools.SoapUITestCaseRunner.main(SoapUITestCaseRunn
er.java:115)