g3: add bump script

* auto bumps boot and recovery images
* to enable for your variant, set TARGET_REQUIRES_BUMP in BoardConfig

Change-Id: Ib04dda56564c8b89f9c24a75ef5dffc43073b063
[TEMP] g3: disable overlay settings that don't exist

Change-Id: I781a6c39286424f4e5312aa73395142312a6546d
g3: enable BOARD_CUSTOM_BOOTIMG

Change-Id: Ifc6bb57911fc65d579b81f4e97672426c07948f7
g3: remove qrngd and qrngp

Change-Id: I1101c9ad59711b8ec8ebc222ec23c445c196f592
Merge "g3: remove qrngd and qrngp" into cm-12.0
Enable configuration of notification LED color

Change-Id: Ia343d17eb8329f64c3dd8b2174ac9e7d935c1746
g3: split mixer_paths for bcm/wcnss

Change-Id: Ic29f8420297f55091736d04cb4dece30ac6cbe4c
Merge branch 'cm-12.0' of https://github.com/CyanogenMod/android_device_lge_g3-common into lollipop

Change-Id: I0ed94b3cc099beec6cfef84829ae510f657c25e8
g3: update media props

Change-Id: I163ee2079266c46df50a7f8f6db1c0c554f69330
media_codecs: use google and ffmpeg codecs

Change-Id: I5a08824f1afb92ead7c34ce02352fd845d775bf1
g3: use healthd charger mode

Change-Id: I46f7bc0ea8e8fecc0f518b8fa4a398ad6e569aac
Merge "g3: use healthd charger mode" into cm-12.0
g3: enable charge mode

Change-Id: Ic59167276a6c98ede8b1d74068d4467d4c2d9b8e
g3: comment out LED overlay

Change-Id: I5bff23d66666b8d220f698d0e86e655dd3c5a9f5
Merge branch 'cm-12.0' of https://github.com/CyanogenMod/android_device_lge_g3-common into HEAD

Change-Id: I5c349bd10f4869cd232fd694eb172222635b90f9
g3: clean up media_codecs.xml

Change-Id: Ie672bba34b5c6858120431a6bf903c1594eeaca3
media_profiles: audio and video bitrate must match on matching sizes

Change-Id: Id09a8546cae57fc3b8a2cddb707494d020bbb5c2
props: disable hw aac encoder

Change-Id: I0b1b469c3265bd0d5f76c7f4eeced8f7e4eef4e5
change ro.sf.lcd_density from 640 to 540

having a screen density of 640 makes the interface very small, and very cramped. 540 Is much larger, and has a feel similar to that of the stock LG G3 software.
g3: wifi: add hostapd_default.conf for wcnss variants

* need to enable it in your variant tree

Change-Id: Ic2913ff5bef9116361f3e03214aff3cd2d525768