Remove verbose logging, update test app and docs.

Change-Id: I6659c5e51a747011239128dc2682a5d78aecfa26
diff --git a/driver/rsdAllocation.cpp b/driver/rsdAllocation.cpp
index 01a0cf6..17dd931 100644
--- a/driver/rsdAllocation.cpp
+++ b/driver/rsdAllocation.cpp
@@ -460,8 +460,8 @@
         uint8_t *srcPtr = getOffsetPtr(srcAlloc, srcXoff, srcYoff + i, srcLod, srcFace);
         memcpy(dstPtr, srcPtr, w * elementSize);
 
-        LOGE("COPIED dstXoff(%u), dstYoff(%u), dstLod(%u), dstFace(%u), w(%u), h(%u), srcXoff(%u), srcYoff(%u), srcLod(%u), srcFace(%u)",
-             dstXoff, dstYoff, dstLod, dstFace, w, h, srcXoff, srcYoff, srcLod, srcFace);
+        //LOGE("COPIED dstXoff(%u), dstYoff(%u), dstLod(%u), dstFace(%u), w(%u), h(%u), srcXoff(%u), srcYoff(%u), srcLod(%u), srcFace(%u)",
+        //     dstXoff, dstYoff, dstLod, dstFace, w, h, srcXoff, srcYoff, srcLod, srcFace);
     }
 }