bugfix if ringinfo is empty
Merge pull request #595 from michaelmosmann/master

hector removes downed host if ring info is empty
Updated DynamicComposite to override super's addComponent methods
Merge pull request #597 from hector-client/dynamiccomposite

Updated DynamicComposite to override super's addComponent methods
fixing previous commit about renew connection for avoiding firewall connection cuts
fixing previous commit about renew connection for avoiding firewall connection cuts
Merge pull request #598 from dmdevito/fixingfirewallconnectioncut_2

Fixingfirewallconnectioncut 2
Cleaned up generics
Merge pull request #603 from hector-client/row_clear

Cleaned up generics
Issue: 601 from hector-client / hector - MultigetSliceIterator for "MultigetSliceQuery"
added JMX counters for renewed idle and too long connections + added/modified tests
Merge pull request #605 from dmdevito/fixingfirewallconnectioncut_3

added JMX counters for renewed idle/too long connections + added/modified tests
Merge pull request #604 from vinaykumarchella/master

ISSUE:601 - MultigetSliceIterator Implementation for "MultigetSliceQuery"
adding another test for the code that renew too long connections
Merge pull request #606 from dmdevito/fixingfirewallconnectioncut_4

adding another test for the code that renew too long connections
Merge remote-tracking branch 'upstream/master'