Defined some tests to write
Added test for queries
Some tests more
Test per Req.get

Aggiunti test per la funzionalità di Req.get
Special Symbols test

Tested special symbols * and **
"Next" tests

Added test for next functionality
Error handling tests

Added tests for errors
Added travis-ci specification
Merge branch 'feature/tests' into develop
Bumped version

Updated changelog
Merge branch 'release/0.8.2'