P2p sync improvement

Fix for continuing the download of chunks until done. There is still a problem dealing with any new blocks created since the initial lot was requested. Also need to add managing timeouts or connection loss during a sync up. #344

Replace utilities::assemble_wasm with chain::wast_to_wasm

Revise star diagram per Phil's explanation.

Update eosc doxygen guide 

Fix deployment of compiled smart contracts to /build directory rather than sources

fixed issue 310, duplicate info of producer_chain

Integration test update

* Copy .abi files to build folder for smart contracts
* Update README.md to reflect the change

Integration test

Updates for SDK

Add a new Set_Code macro for setting accounts' code in test cases

Add a function to assemble wast to wasm to the utilities library,
so we can have a single definition of this function that everything
else can use

Fix for continuing the download of chunks until done. There is still a problem dealing with any new blocks created since the initial lot was requested. Also need to add managing timeouts or connection loss during a sync up. #344

Update eosc doxygen guide

Typos fixes in README.md

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