NPE checks
Fix NPE in org.opennms.netmgt.capsd.snmp.SnmpStoreTest.testStoreResultWithValueThenEndOfMibView -- apparently sometimes we are called will a null value
Merge branch 'master' of github.com:OpenNMS/opennms
Code cleanup and some NPE prevention.
Revert "NPE checks"

This reverts commit c328f2bad22075d46a5dcaae9878d250a8839f5a.
Revert "various fixes for sonar issues"

This reverts commit 1d0947bd88e9deb8ab17fc9b357b1b502902b686.
Merge branch 'master' of https://github.com/OpenNMS/opennms
Merge branch 'master' into features/spring-3.1