Created by Joel Ray.

2011-06-07 - r6

• Changed all push() calls to vector[vector.length] = value, for speed enhancements.
• Internal property, _keywords, is now a String Vector.
• Removed old properties class.
• Optimizations ++.

2011-04-11 - r5

• Fixed a bug that wouldn't allow more than one instance of a special property.
• Renamed BasicTweenProperties to BasicTweenProperty as it only contains details of a single prop.
• Optimizations ++.

2011-04-10 - r4

• Added some internal comments.
• Deleted unused variables.
• Quick code clean-up.

2011-04-10 - r3

• Added the ability to tween special properties such as blur, brightness, color, alpha/visibility (fade), frames, and volume.

2011-03-28 - r2

• Created a filter to ignore any non-object properties, such as 'ease', etc.

2010 05 01 - r1

• Initial build

• The source files still need a little tending to as their not the prettiest to look at.