Going reactive

Bump

Major release:

* Stream API changed
* Streaming is subscribing only
* Allows for explicit sampling rate for each tag when streaming
* Allows for data type override when creating an OPC-DA session
* Fix some minor bugs

Support some non compliant OPC-UA servers

OPC-UA operations support

Stable 1.1.2

Hotfix 1.1.1

Major features:

- Separate connection from session
- Support Tag metadata.
- Use Java Types for marshalling.

Fixing autoreconnection issues