pollux-common: re-enable "Eject SD card" option

Needed after http://review.cyanogenmod.org/62708/

Change-Id: Iaf963927a33e0f8ca2c4ef26aa77dd85e752bfe6
Merge 10.5.A.0.230 changes

Change-Id: I52572fec6ba8a9c711834f5de92edf58d0d516f1