Subsume necessary removed libbitcoin code, comment out break due to serialization failure/changes.
Merge pull request #3 from pmienk/version2

Synchronize with libbitcoin removal of node/blockchain components.
Add new files to VS projects and filters.
Expose only public interface.
Initial travis build.
Make scripts executable.
Add missing M4 scripts.
Change readme to markdown.
Change README to README.md in .ac
Update version requirements and disable recursive make init.
Include minimal README.
Fix warnings in disabled code.
Merge pull request #4 from evoskuil/version2

Initial Travis build, limit to public interface, add VS build.
Signature change adaptation.
Merge branch 'master' into version2

Conflicts:
	include/bitcoin/Makefile.am
	include/bitcoin/blockchain.hpp
	include/bitcoin/blockchain/blockchain_impl.hpp
	include/bitcoin/blockchain/database/history_database.hpp
	src/database/history_database.cpp
	src/impl/blockchain_impl.cpp
Merge pull request #5 from pmienk/version2

Merge recent master changes into version2
Conform to nonrecursive make pattern.
Merge pull request #6 from pmienk/version2

Conform to nonrecursive make pattern.
Remove internal headers from publication.
Merge pull request #7 from pmienk/version2

Remove internal headers from publication.