Rebroadcast transactions on new block.
Merge pull request #69 from danielhams/dhdevelop

Init order bug fix to units and code standardisation fix
Separated VM from rest of code.
Merge branch 'vmseparation' into develop
Forgot to add file.
Fix mismatched forward declaration of Transaction.
Update LibEthereum.vcxproj with added files.
VS2013 project and fixes for Alethzero.
Merge pull request #70 from programmerTim/develop

First working Alethzero on VS2013
First unit testing harness for VM.
NOT fix.
VM test framework.
JSON Spirit parser.
Workaround clangs broken map::operator[]