* Fixed line counting
* Fixed string escaping
* Pragmas ending at start of the line are rejected (GHC only accepts pragmas with the end indented further)
* Copied Python's Folder

* MagicHash now applies to literals.
* MagicHash is now only allowed at the end of identifier.
* SafeHaskell imports are now highlighted (lexer.haskell.import.safe)
* TemplateHaskell quoted names are now highlighted
* Constructors promoted to types are now highlighted
* Promoted tuples, lists, and operator constructors are now highlighted.
* Qualified constructor are now properly highlighted as constructors, not operators.
* Capital and qualified names in import lists are now properly highlighted.
* A.$b is not properly highlighted as an operator and an identifier, not just operator.
* String and preprocessor continuations now work with CRLF.

* Added support for MagicHash extension (lexer.haskell.allow.hash)
* $ and # are now colored as operators.
* .0 and -0 are now properly colored as operator and a number, not as just number.
* Operators starting with double dash (e.g ---->) are properly colored as operators, not comments.
* Added pragma highlighting.
* Added basic C-preprocessor highlighting.
* Qualified names (e.g. ABC.xyz) are now properly highlighted as identifiers, not types.
* Qualified operators (e.g. ABC.<$>) are now properly highlighted as operators.
* Operator . is now properly highlighted as an operator, not part of the identifier, when applied to a qualified and an unqualified value (e.g. Abc.xyz.yzx <- last one is an operator)
* Operators starting with ':' are now properly highlighted as type constructors, not operators.
* family after data is highlighted, as per TypeFamilies.

From John Donoghue.

See C++11 standard 2.14.5 String literals.