NodeJS C++ client node-firebird-libfbclient v.0.1.0 updated with Firebird Transaction changes

NodeJS C++ client node-firebird-libfbclient v.0.1.0  released with the following changes:

Adds possibility to use several transactions in a single connection.

New Transaction object was introduced. Connection object has new methods to create Transaction objects.

FBStatement object also was extended. Api description was updated in README.md.

Here is the big code pull request with changes .