Add Alt zoom to help page (to be complete)
Add on error method to exec node... (should have been there before :-)
Fix for missingType(s) - to close #259
(thanks to toksea for spotting it)
Add strict to function node
tweak tail node to use -F (thanks to tip from Mike Smerekov)
pending other changes
Add TCP request node to TCP node "family"
Revert Alt zoom change as it doesn't work in FF...
Have travis generate test coverage using istanbul.
Report coverage to build log and coveralls.
HTTP Out - header properties must be strings
HTTP Out - stringed the wrong bit
Handle null response payloads
Http Out: remove excess debug
HTTP Out payload: relax null checking
Merge pull request #260 from hindessm/test-coverage

Test coverage on coveralls.io
Change template node to allow templating of any property of msg
Add more Node tests.
Refactor common log code.
Add test for the null message case.
Short circuit the null message case.