Created attachment 599 [details] missing two items with plugin source eclipse-poky/JunoTCF: 7d60de71fcaf674fd8ec0e2b0734dc4078fc82f2 test on Eclipse Classic Juno 4.2RC3 64bit version, it misses "Reconfigure Project" and "Invoke Autotools" in project menu.
This change is introduced by the CDT project for Juno, basically now after change the Yocto Project settings, just do Build Project will trigger the autotools reconfig using the new settings.