bugfixies and some new methods

Features

• Add support for search in filter in evidence
• Make RAW requests

Fixies

• Automatic decode URL before make request
• kod evidence attribute max length set to 20

Client connection exception

Throw exception when connection to Flexibee failed.

Support auth token

FIx bugs
Support authorization tokens

Support self signed certificate

0.1.1

fixed #2 - Update readme

Simple Flexibee client

Simple Flexibee Client