some tidy up in lbgpu.cu code
added lb gpu checkpointing from old lbgpu branch
merge master + small bug removed
fixed axel (merge?) bug in lb-boundaries.c
BlockFile script indentation fix
No guards on LB_boundary_forde in lbgpu.cu file, FIXED
Merge branch 'master' into lbgpu

Conflicts:
	src/lb-boundaries.c
Merge branch 'lbgpu' of git://github.com/roehm/espresso
Merge branch 'work_branch' of git://github.com/jdegraaf/espresso