Merge Request #28 - 2017-07-18

New Feature

libqi:

• scoped(): RAII tools to help with scoped behavior, “set and restore” and “apply and retract” utilities, etc.
• invokeCatch(): call a procedure in a exception-safe way;
• futurizeOutput(): wraps a callable to make it return a future;
• compose(): a binary operation to compose functions.

Fixes

libqi:

• Fixes: Long timeout wait at qi::ApplicationSession destruction (when socket is connecting) (#38450);
• Fixed: MetaCall returns before the end of the called method (#38551);
• Fixed tests bugs triggered when running them in loop for a long time - not all bugs were fixed;

others:

• Fixed liqi compilation issues with VS2015;
• Fixed: #38327;
• Fixed: #38301;
• Fixed: #38456;
• Fixed: #38255;
• Fixed: #36979;