Test building GCC with -j10.
Merge branch 'master' of https://github.com/brettviren/worch
Reshuffle art examples.
Keep track of what files have been read and implement an 'includes' mechanism.
Test new includes mechanism.
Raise ValueError if an include fails.
Fix typo in filename.
Comment out some noise
Add test for export_/environment feature.
Start fleshing out the externals for art.
all: better, less upfront verbose, logging. pass --zones=orch to get verbosity back
all: log commands under worch_<taskname>.log.txt. display when --zones=orch or when command fails
doc: typo
Merge pull request #10 from hwaf/dev/msg-verbose

Dev/msg verbose
Rationalize how configuration and requirements get fed into the PFI.

Note, do not set empty configuration variables anymore
More externals for eventual art build.
Merge branch 'master' of https://github.com/brettviren/worch

Conflicts:
	orch/__init__.py
	orch/features.py
Fix regression from my last merge.

The PFI's pkgdata member is no more.  Now ._data holds all.
Only log context keys.
Format last change a bit better.