Cleaned up algo framework file, Algo in snap page

* Framework, now uses 3 different colored turtle sprites
* Comments are attached to blocks to be edited
* Added Help info comments for sorting blocks
* There may be bugs in the Quicksort implementation (need to test with duplicate variables)

In "Algo's in Snap File"
* Force Snap link to open in new window (target=_blank)
* Fix Quotes in the link with number's