Update Jackson
We've used OK everywhere else
Merge branch 'master' of github.com:scobal/seyren
Merge branch 'master' of github.com:scobal/seyren
Merge branch 'master' of github.com:scobal/seyren
Merge branch 'master' of github.com:scobal/seyren
Merge branch 'master' of github.com:scobal/seyren
Tw Bootstrap: fix spinner css
Merge pull request #157 from obazoud/spinner

Tw Bootstrap: fix spinner css
Merge branch 'master' of github.com:scobal/seyren

Conflicts:
	seyren-web/src/main/webapp/html/check.html
Correct some classes which must've moved
Tidy up imports
Hide Live parts of UI if it's disabled
Clean up some warnings
Update HttpClient and add in ability to control HttpClient timeouts

By default, Seyren is set-up using the default timeouts from Apache HttpClient (which are infinite). This remains the case for now, but in the future we might want to consider changing them for something sensible.
Add timeout properties to the README