Move adjust position to show to prevent calendar from "bouncing"
Merge https://github.com/dbushell/Pikaday into vanilla
Merge https://github.com/dbushell/Pikaday into vanilla
Merge https://github.com/dbushell/Pikaday into vanilla
Merge pull request #80 from owenmead/vanilla

Move adjustPosition() to show() to prevent calendar from "bouncing"
Automatically rewritten for npm.