Linked standalone Asio.
Merge pull request #78 from Fraser999/MAID-534

MAID-534 - Linked standalone Asio.
Merge remote-tracking branch 'upstream/next' into MAID-537
Merge remote-tracking branch 'upstream/next' into routing_v2
Merge branch 'MAID-537' into routing_v2
Added std::vector<byte> overloads for Info Dispersal functions.
Merge branch 'MAID-542' of github.com:fraser999/MaidSafe-Common into routing_v2