report connections
pick random existing node from 16 closest nodes
only report closest nodes
minor correction
test for report connections
not to report group
RoutingTable::RandomConnectedNode() returns boost::optional<NodeId>
compile fix on MSVC #include optional.hpp
adding const to sort predicate
minor fix for release mode / test on release & debug mode
Merge remote-tracking branch 'upstream/next' into MAID-5_Select_Pmids_From_The_16_Close_Nodes
Merge pull request #21 from mmoadeli/MAID-5_Select_Pmids_From_The_16_Close_Nodes

Maid 5 select pmids from the 16 close nodes
Merge pull request #18 from maqi/MAID-217_reporting_connection_map

report connections
Revert "Maid 5 select pmids from the 16 close nodes"
Merge pull request #23 from maidsafe/revert-21-MAID-5_Select_Pmids_From_The_16_Close_Nodes

Revert "Maid 5 select pmids from the 16 close nodes"