Unit Tests: add mock session handler
Add unit tests for coupon functions
Add unit tests for notice functions
Notice functions tweaks
Add factory for webhook unit tests
Add unit tests for formatting functions
Formatting functions tweaks
Fix failing tests in PHP 5.2
Fix typo
Add separate phpunit config for travis
fix tests to work with any host
Set WC specific values for tests config
Add scrutinizer config
Add coveralls.io for tracking test coverage
update tests readme
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Fix webhook delivery request header format
Merge pull request #6184 from maxrice/master

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Merge pull request #6176 from maxrice/moar-unit-tests

MOAR unit tests
Merge pull request #6185 from maxrice/webhooks-fix

Fix webhook delivery request header format