Fix test baselines
Updating imageboard sample to compile with new node.d.ts changes
Adding a constructor to the FormData type as specified here:

https://developer.mozilla.org/en-US/docs/DOM/XMLHttpRequest/FormData
Enables building compiler for debugging using sourcemaps
Fix bug 509692 ([completion lists] Completions list displayed in method argument name position)
Fix bug 534243 (Wrong value for debug tooltip on chained 'new' expression)
Fix bug 602870 (Wrong 'this' type in callback)
Fix bug 616864 (Disable SmartIndent inside multiline string in TS)
Fix bug 616889 (FormatOnSemicolon is broken after 'break')
TypeScript: Microsoft JScript runtime error: Unable to get value of the property 'flags': object is null or undefined when building with --nolib (bug 596720)
Merge branch 'release-0.8.3' into develop
Fix 514725: All module contributions should either be export or none
Fix 606167: Duplicate identifier and extending non-existant class crashes the complier
Fix 509729: Completion list stops working if unresolved module import is present
Fix 618895: Usage of non existant static property of the class
If the class type is accessed before it is typechecked,
resulted in compiler error while reporting type name
since its static fields were not yet typechecked and
they didnt have type assigned.
Fixed 517923: Resolved external modules should be referenced by single quotes
Merge branch 'release-0.8.3' into develop
Typescript bug 598681: Typescript crashes: cannot read property 'elementType' of null
Merge branch 'release-0.8.3' into develop
Fix bug 509656 (Shouldn't show signature help for enclosing context when inside a function expression)