V1.1.0

Upgrade Notice: This version changes how Smooth Parallax is initiated and how the elements options are set.

• Converted script into a javascript plugin.
• Renamed html attributes:
  • data-smooth-parallax-element > smooth-parallax
  • data-start-percent > start-movement
  • data-end-percent > end-movement
  • data-start-x > start-position-x
  • data-start-y > start-position-y
  • data-end-x > end-position-x
  • data-end-y > end-position-y
  • data-smooth-parallax-element > smooth-parallax
  • data-container-id > container.
• Changed element option container expected value to be a valid css selector instead of element id.
• Added element option base-size.
• Added global option pageScroll.