lighting-dsl v0.1.9

TODO

• partial done add better parser error (indicate the error location)
• add string escape
• done convert arg to string
  • done make sure quote is added for both paramters and name
• support multiple line parse (just replace all \n to white space)
• ! When return Node
  • if this is a structre node, always recursively set the parent correct
  • if this is a selector ndoe, don't set the parent (leave it as previous)