bump http-client version to 4.2.5 (needed for ravello)
bump http-client version to 4.2.5 (needed for ravello)

neykov/incubator-brooklyn,aledsage/legacy-brooklyn,andreaturli/legacy-brooklyn,bmwshop/brooklyn,aledsage/legacy-brooklyn,aledsage/legacy-brooklyn,bmwshop/brooklyn,aledsage/legacy-brooklyn,bmwshop/brooklyn,andreaturli/legacy-brooklyn,andreaturli/legacy-brooklyn,bmwshop/brooklyn,neykov/incubator-brooklyn,neykov/incubator-brooklyn,andreaturli/legacy-brooklyn,neykov/incubator-brooklyn,bmwshop/brooklyn,neykov/incubator-brooklyn,aledsage/legacy-brooklyn,andreaturli/legacy-brooklyn,aledsage/legacy-brooklyn,aledsage/legacy-brooklyn,neykov/incubator-brooklyn,bmwshop/brooklyn,andreaturli/legacy-brooklyn,andreaturli/legacy-brooklyn,bmwshop/brooklyn