latona: power HAL: fix boostpulse duration
latona: power HAL: allow to set 600MHz as max frequency
DeviceParts: update CPU boost frequencies

Set also as default boost frequency 600MHz and add a hint to let
the user know that using 300MHz as boost frequency is equivalent to
never boost the CPU.
latona: use a single audio channel while recording videos
Merge branch 'jellybean-3.0' of git://github.com/sconosciuto/android_device_samsung_galaxysl into cm-10.2

Signed-off-by: David Rodero <david@codiguiel.net>

Conflicts:
	DeviceParts/res/values/arrays.xml
	DeviceParts/res/xml/advanced_preferences.xml
	DeviceParts/src/com/cyanogenmod/settings/device/CpuBoostFreq.java
	power/power_latona.c

Change-Id: Ic820826dfed1fbe0bdd12a91c3a2311f8c6cae39