c2nim: bugfix: less picky about newlines in preprocessor defines

todo.txt

@@ -1,11 +1,13 @@
+- built-in serialization
 - thread support: threadvar on Windows seems broken; 
   add --deadlock_prevention:on|off switch
 
+- ban ``nil`` from the AST. This might also fix bugs concerning macros.
+
 - we need a way to disable tests
 - deprecate ^ and make it available as operator
 - test branch coverage
 - checked exceptions
-- built-in serialization
 - do not ambiguity error for methods if ambiguity only affects the same 
   dispatcher anyway
 - slicing
@@ -26,6 +28,7 @@ Bugs
 - proc (x: int) is passable to proc (x: var int)  !?
 - detected by pegs module 64bit: p(result, result) should use a temporary!
 - the parser allows empty object case branches
+- Exception matching needs to take subclasses into account
 
 
 To implement