Epic Mixin update

Changes:

KIT
Variables added (title and body)
Chromeframe separated

MIXINS
    new index of mixins
    ADDED
        animation
        animation-delay
        animation-direction
        animation-duration
        animation-fill-mode
        animation-iteration-count
        animation-name
        animation-play-state
        animation-timing-function
        arrow-lazy
        background-origin
        background-size
        keyframes (@content is rad!)
        replace-image
        retina-background
        text-decoration-color
        transform-origin

    UPDATED
        background-size
        transform

    DELETED
        opacity
        white-space
stylin