added missing $this operator on prepareDefaultParams method call, fixed wrong usage of class constants
Merge pull request #8 from ePex/fix/TrackingAdapter-typos

added missing $this operator on prepareDefaultParams method call, fixed ...
Merge branch 'release'

Conflicts:
	lib/FACTFinder/Xml69/TrackingAdapter.php
Merge branch 'release'
CHG: removed legacy parameter mapping for tracking requests
Merge branch 'master' into develop