Fixed mounting /system when 'override_prop' is enabled.

Change-Id: I59f035498c2a2d65869cb7f7e6ea9e311b9757be
Merge branch 'cm-11.0' of github.com:CyanogenMod/android_build into jd-cm-11.0
Revert "bring back calendar"

This reverts commit 42e3950037c0db3ba10c13d85d18c2f5b2bf168b.
remove browser