Fixtures unit tests was not working to generate code coverage file. To
fix it was necessary to add a whitelist configuration.

Fix namespaces in test classes

Also fixes the namespaces on the test classes. 

* Update dependencies to a newer version

* Update dependencies

* Bump travis CI PHP version to 7.0

add JsonParser

Adding fix for placeholders to allow multiple placeholder support

Adding fix for placeholders to allow multiple placeholder support. - Updating tests to check multiple placeholders exist

Adding redis persister and tests

Not all fixtures are arrays!

Conflicts:
	README.md

fixtures to be affected