bump version to 1.4.2

missing comma

readme update and version bump

bump release version

ensure max-width is not set on parallax sliders (closes pixelcog#33)

bump the version number and copyright year

close issue pixelcog#14

add documentation to androidFix config option and bump version to 1.2

closes pixelcog#5

implement position option and update documentation accordingly

fix bug which reset initial scroll value to 0 for parallax calculations