break out AssetTargetModel to own file
fix Wallet export issue for testcases
WalletEngine test now reflects that PIN and passwords are needed
added badge for build and coverage to hankhero
fix hankhero coveralls badge
hankhero coveralls status badge again
Merge branch 'master' of github.com:chromaway/cc-wallet-engine

Conflicts:
	README.md
Merge branch 'master' of github.com:chromaway/cc-wallet-engine

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