Merge pull request #24 from sauyon/runelit

Add a RuneLit alias for CharLit

ql/src/semmle/go/Expr.qll

@@ -218,7 +218,7 @@ class FloatLit extends @floatlit, BasicLit { }
 class ImagLit extends @imaglit, BasicLit { }
 
 /**
- * A character literal.
+ * A rune literal.
  */
 class CharLit extends @charlit, BasicLit {
   // use the constant value of the literal as the string value, as the value we get from the
@@ -226,6 +226,8 @@ class CharLit extends @charlit, BasicLit {
   override string getStringValue() { result = this.getValue() }
 }
 
+class RuneLit = CharLit;
+
 /**
  * A string literal.
  */