picking up submodule changes
Merge remote-tracking branch 'upstream/master'
Merge pull request #47 from szilardhuber/master

Moved node-connector to virtdb-common
Merge remote-tracking branch 'upstream/master'
updating submodule dep
updating submodule ref
extra checkout master
Merge branch 'master' of github.com:dbeck/virtdb-apps
Merge remote-tracking branch 'upstream/master'
half-baked implementation of test-data provider
Merge remote-tracking branch 'upstream/master'
coffee script minor changes
Merge branch 'master' of github.com:dbeck/virtdb-apps
updating submodule
Merge pull request #48 from dbeck/master

minor changes; and submodule updates; plus metaData.coffee temp changes
updating submodule ref
update alive message frequency; add metadata checks
half-baked testdata-provider; align apps with common changes
Merge pull request #49 from dbeck/master

half-baked testdata-provider; align apps with common changes; update 'alive' message frequency
rewritten sample config and diag clients to be aligned with common's changes; test-data provider now generates data; sample data client works