Documentation.
Fixed broken build instructions link
updated gitignore
Merge pull request #181 from caktux/develop

neth: jsonrpc and calculate minimum gas
Updates to VM tests.
Merge branch 'develop' of github.com:ethereum/cpp-ethereum into develop
Merge pull request #180 from kaustavha/develop

Fixed broken build instructions link
new rpc methods: procedures, lastBlock, block
Merge branch 'develop' of github.com:ethereum/cpp-ethereum into new-rpc
tabified ethStubServer
added "order"s back into the json; fixed styling issues
spaces
remove whitespace
added remaining "orders""
fixed formatting
Merge pull request #183 from kkudryavtsev/new-rpc

New RPC methods: procedures, lastBlock and block
Move paths so default build dir is cpp-ethereum/build.
Merge branch 'develop' of github.com:ethereum/cpp-ethereum into develop
Sync the specs.
Additional guidance from contributions.