configs: disable SELinux again; rebuild
msm: enable lpm where applicable

Looks like this is supposed to be done during init, but I disabled the
sysfs entries.
thermal: fix obvious brain-damage, freq tracking
uksm: use "low" governor by default
cpufreq: fixes for SEC_DCVS rewrite

- Properly apply changes from /sys/power
- Properly lock policy rwsem when writing policies
- Don't iterate frequency changes in store()
- Disable some logspam