improve wallet scan_input API
Add binaries to .gitignore
Expose CLI client access and wallet unlocking to derived CLI classes

Conflicts:
	libraries/cli/cli.cpp
	libraries/cli/include/bts/cli/cli.hpp
Fix typos
Fix bug in chain server genesis loading
Import private keys from CLI
Merge pull request #19 from vikramrajkumar/upstream

Updates to enable easier creation of derived CLIs
Merge branch 'master' of github.com:BitShares/bitshares_toolkit
Merge pull request #18 from HackFisher/patch_scan_input

improve wallet's scan_input API
Fix bug in validator that allowed total output amount to exceed total input amount
DNS: Add validator unit tests and associated bugfixes
Merge branch 'master' of github.com:BitShares/bitshares_toolkit
Fix regression in wallet transaction scanning
Merge pull request #9 from vikramrajkumar/master

Unit tests and bugfixes