LegacyCamera: Load correct panorama JNI libs

Change-Id: I26f7ada118874d00667e7a4373ceae10adcb30de
LegacyCamera: fix for gallery crash @boot when using LegacyCamera

Change-Id: Ieddb4919e5691542277e1b6fb0464c586cb04f92
Move PanoramaActivity to root folder

This is needed for building LegacyCamera into Gallery2 instead of
the standard Camera app if specfied

Change-Id: I47b02de57512e655284e747e0c9e4fc1bb396b74
Make LegacyCamera seamlessly compile into Gallery2 like the normal Camera

Ported from jellybean (was Change-Id: I067540941331f4681823baa00694e2fc549669d3)

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I59be7d823d09b34d3bae67a6cf254a865b0a839d