handle disconnected variable in depgraph fix_duplicate_dests()
Merge branch 'dev' into work
debugging
Merge branch 'dev' into work
better error message when failing to set array value
Merge branch 'dev' into work
remove debugging print statements
add var path info to exception when failing to set flattned value
Merge branch 'dev' into work
get rid of FutureWarning from comparing tuple
Merge branch 'dev' into work

FIXED Conflicts:
	openmdao.main/src/openmdao/main/systems.py
Merge branch 'dev' into work
add some info to Exception when creating dataTransfer
Merge branch 'work' of github.com:swryan/OpenMDAO-Framework into work
Merge branch 'dev' into work

FIXED Conflicts:
	openmdao.main/src/openmdao/main/systems.py
	openmdao.main/src/openmdao/main/vecwrapper.py
Merge pull request #1878 from swryan/work

handle disconnected var & add some additional error reporting