Fixed building incrementals when "no separate recovery" is specified.

Change-Id: I1d7add44554ebc4b68dc09debdd0c0fb229061a9
LZMA compressed recovery

Change-Id: I195ed3fb2f8e4595fa7fa30ec1b396c9ce9cf981
Prevent low memory error

Change-Id: I77540ee0c314f3d43d44a12459f0442914cbaa56