Use LOCAL_JNI_SHARED_LIBRARIES to install JNI libs.

Change-Id: Idfe264c280e65be8a0f0d012dedcf16edfac12ed
Merge "Use LOCAL_JNI_SHARED_LIBRARIES to install JNI libs."
Remove the path hardcode of lib for 32/64bit support

We should avoid hardcode the lib path and let the loader
to select correct libs.

Also remove the file available checking in JAVA space
and leave it to native part.

Change-Id: Ibba1c054e50de6b851c19319b0164a8255f68e0b
Signed-off-by: Li, Jianping <jianpingx.li@intel.com>
Signed-off-by: Fengwei Yin <fengwei.yin@intel.com>
Merge "Remove the path hardcode of lib for 32/64bit support"
Merge remote-tracking branch 'android/master'