add v33 binaries
Continue installation even if mount fails

The system partition might already be mounted. If not, the next command
after the mount will fail, so this should do no harm.
add v34 binaries
Use "[" from internal BusyBox, removing this dependency

Now the installer should be independent from any pre-installed BusyBox.
Prefer activities with Xposed-specific category for module settings

Category de.robv.android.xposed.category.MODULE_SETTINGS is now prefered
over the default launch intent (INFO / LAUNCHER category).
add 2.1.4 jar and bump version
Merge remote-tracking branch 'origin/master'
Merge remote-tracking branch 'upstream/master'