updates version for dev
adds orange, yellow, green
fixes animated candystripe when animated-candystripe is not selected.
…and animates the animated candystripe
adds 2 new shortcode parameters and a function to automagically calculate a gradient

shortcode parameters include $color, which defines a value for the color and $gradient, which, when used with $color, defines a gradient offset for the end color so gradients can be built on the fly.
requires that gradient and color parameters exist before trying to do the gradient.
adds endcolor parameter

endcolor can be used for custom gradients
adds .flat style for no box-shadow
updates readme file with full option descriptions
added credit and log for .flat option