Merge pull request #4 from slovey528/master

Separated subscribe event and help command, new welcome page
updated README.md
Merge pull request #6 from iJuliet/master

updated README.md
update README.md
Merge pull request #7 from gyfelton/master

update README.md for make start
indent change, and reset the rule pattern to handle white spaces
add one more line for the welcome page tile to tell customer use [help]
Handled special hours and added three new food services