Merge branch 'devel'
Fix bug where we used pull model, even if push was specified
Clean compiler warning
Update version numbers and documentation to 0.7.2
Add usage logging capability
Update version number to 0.7.3
Merge branch 'master' into devel

Conflicts:
	configure
	configure.ac
	launchmon/parseargs.cc
	launchmon/parseargs.h
Fix realize in bootstrapper to work when trailing parts of directory doesn't exist
Added Spindle API and testsuite
Merge branch 'spindle_api' into devel

Conflicts:
	config.h.in