Merge branch 'master' into declaration

Author: aminya

examples/markdown-parser/assembly/parser/ast.ts

@@ -1,5 +1,5 @@
 export class AstNode {
-  type: string;
-  value: string;
-  childNodes: Array<AstNode>;
+  type: string = "";
+  value: string = "";
+  childNodes: Array<AstNode> = new Array<AstNode>();
 }

examples/markdown-parser/assembly/tokenizer/token.ts

@@ -1,5 +1,5 @@
 export class Token {
-  index: i32;
-  type: string;
-  value: string;
+  index: i32 = 0;
+  type: string = "";
+  value: string = "";
 }