p1-common: move BT firmware to proper location for 4.2

Change-Id: I698ab218c5678839db33d919f426ebeb0a055959
p5wifi: update libs (from P7310's XEULPO)

Source: P7310XXLPO_P7310XEULPO_XEU.zip
sync with github.com/cmorlok/android_vendor_samsung_p5wifi/commit/1f03aeba5a7177456f70095b55c6215e8e2e0b65

Change-Id: Icee8eb82c6960000ab04f8e4f33972900ccc5fc1