Another Update

Adds misc functions and comments into FloatF
Adds comments to StringF

Adds ToFloat/ToInt/ToQuaternion/ToVector3 into DataF as extensions to
byte[]

Organizes some code inside of ImageChopper editor window
Adds ImageTransparency editor window, takes a path and converts the
top-left pixel of all .png files in that directory into the transparent
color, and overwrites all images.