Fixed price packet format; Added accessors; Removed commented out code

FIXED: Market.cs; OrderContainers.cs; Snapshot.cs
-- Incorrect format for JSON array (doh!), was not using square brackets
-- Once flag missing in GetJSONSnapshot()
-- Change substitution char from square brackets to bra/ket
-- Removed commented out code

CHANGED: Prices.js
-- Removed diagostic

CHANGED: SubscriptionManager.cs
-- Added accessors for SubsTimeout value

CHANGED: MarketManager.cs; Order.cs; PositionLimit.cs;
-- Removed commented out code

CHANGED: AppThreads.cs
-- Removed commented out code