Don't crash just because probeCFGtoMachine times out.
Merge github.com:sos22/SLI
Merge github.com:sos22/SLI

Conflicts:
	sli/offline_analysis.cpp
Merge github.com:sos22/SLI
Make it much easier to re-run specific interfering CFGs.
Merge github.com:sos22/SLI
remove_non_badptrs needs to look at the VC as well as at the machines.
Merge github.com:sos22/SLI

Conflicts:
	sli/offline_analysis.cpp
Merge github.com:sos22/SLI

Conflicts:
	sli/minimal_direct.cpp
	sli/offline_analysis.cpp
Merge github.com:sos22/SLI
Unbreak direct_cd.
Another rather messy hack to the bubble log stuff.  This should be the
last one.
Merge github.com:sos22/SLI