Merge pull request #2 from sonwh98/master

jsoup groovy example
Merge pull request #3 from sonwh98/master

add type hints
Merge pull request #4 from sonwh98/master

doseq to loop
changed to print element
for seq
dotimes
print out all menu items and prices
read into a list
create map
added mapping
list of item name and price
expected datastructure