Update to Maya Modules structure

Sorry, realized I never did an official release for this, in case anyone is paying attention.

License and documentation update

2.0.0

Updating licence and URLs

copyAnim update

1.4.1

rotateOrder support and other updates

ml_pivot update

1.4.0

support for attribute driven pivots

Bug fixes

1.3.1

Space switch and mirroring updates

ml_arcTracer update, bug fixes

functionality updates and bug fixes

arc tracer updated with line width option

Better maya version handling, bug fixes

1.2.0

update to isolateView, better maya version handling, spaceSwitch bug fix

Context Menu update

Adding option to add arbitrary top node attributes to menu

IK Baking improvements

1.1.3

Bug fixes

Minor bug fix

1.1.2

space switch context menu bug fix