Fix log level for serviceUrls

Currently Eureka will log.info serviceUrls everytime it reads them.
It should only log.info serviceUrls if they have changed. Logging
everytime it reads should be at the debug level.
Merge pull request #121 from Knewton/log-level-fix

Fix log level for serviceUrls
Merge pull request #122 from NiteshKant/master

Fixes issues #118 #120
Merge pull request #123 from NiteshKant/master

Fixing dependency versions suitable for netflix artifactory.
[Gradle Release Plugin] - pre tag commit:  '1.1.131'.
[Gradle Release Plugin] - new version commit:  '1.1.132-SNAPSHOT'.
Fix Providers to cache and return the same instance
Merge pull request #125 from elandau/master

Fix Providers to cache and return the same instance
Fix injecting of EventBus into DiscoveryClient

Discovery client currently does a bunch of stuff in the constructor.
These operations previous saw a null eventBus because it is optional.
The fix ensures that the optional EventBus is properly resolved before
the constructor is called
Disable the DiscoveryStatusCheckTest until we can write a more robust
mock server.
Minor cleanup
Merge pull request #126 from elandau/master

Fix injecting of EventBus into DiscoveryClient
Fixing build failures

Also removing dependency version ranges as they do not play well with internal netflix infrastructure.