Log Message:
-----------
Don't add default text to the installation selection combo. It only gets shown on GTK, and is rejected as an option until it is explicitly selected from the list.
Modified Files:
--------------
wizard:
IntroductionPage.cpp (r1.19 -> r1.20)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/stackbuilder/wizard/IntroductionPage.cpp.diff?r1=1.19&r2=1.20)