Bring back --allowbool and --allowimportmodule
No short flags for these returned flags.
Update LKG.
tests for codeplex issues
Add missing baselines
Fix break and add testcases
If the host returns a 'null' text change range, that means "treat the entire file as changed".
Update LKG.
Updating testcase with bug number
Fix crash on recursive use of property accessors
More fixes to recursive property accessor usage and type parameter binding

Conflicts:
	src/compiler/typecheck/pullSymbolBinder.ts
Add null checks
Fix merge conflict
Fix type of documentElement
Include dots and dashes when replacing full paths in error baselines
Fix a resolution bug in how the compiler baselines work
When checking for the presence of index members, ensure that their type is resolved before returning the type value
Test update
Resolve default args in function expressions
Update testcases for fixed bugs