Rename AlexaSkillsKit_GetExample.js to AlexaSkillsKit_HttpGetExample.js

Update AlexaSkillsKit_GetExample.js

Adding http get example

Update AlexaSkillsKit_HiWorld.js

Update AlexaSkillsKit_HiWorld.js

Adding utterance example

Adding intent schema

Delete IntentSchema.txt

Adding intent schema

added to readme

Hi World!