InCallUI: Add transparency to Glowpad background [1/3]

this adds transparency to the glowpad view background so the incoming caller's entire picture can be seen.
PS8:making it a preference.

PS16: Permissions

Change-Id: I33bfdc6ed641770a4e0ceb7841e0908581256757
InCallUI: Add "Answer Via Speakerphone" Glowpad Target

Change-Id: If8bdb14f1df386272c9b16816175322ecda2fa90
InCallUI: translation - RU

If8bdb14f1df386272c9b16816175322ecda2fa90

Change-Id: Ie94412a450dd38dd85786bd754971fea1e6a8cb0
InCallUI: ES translations

Change-Id: Ieceaaaa40c3c79a22628aab07ea95debda989afa
Merge "InCallUI: translation - RU" into kk4.4
Merge branch 'kk4.4' of https://github.com/SlimRoms/packages_apps_InCallUI into kk4.4