extract helpers
enbale getReferencesAtPosition
expose utility functions
enable reference tests
Enable some more tests
disable resolution for now
Add basic getReferences implementation
add some debug methods
Handel getRefrences for labels
add support for getReferences on property string index access
support getReferences on object literals
Support getReferences on contextually typed object literal properties
support getReferences on properties and index access wiht numeric and string values
add new test for getReferences on enums
include inherited properties from base classes and interfaces in getReference results
Support filtering references based on meaning
Updates after merge from master
Use new tree to get Bloom filters
Fix getReferences for labels
respond to code review comments