Removed and replaced bad KSI comments about out of order recencies.
Merge branch 'next' into sam_1998
Merge branch 'next' into sam_1998
Merge branch 'next' into sam_1998
Improved the spin_up_cluster script.
Updated spin_up_cluster usage() message.
Made default directory in spin_up_cluster debug.
Merge branch 'next' into sam_spinupcluster
Merge branch 'sam_spinupcluster' into next
Add missing includes for OSX

Review 1271 by @srh
Merge branch 'next' into sam_tptest