fixed tests
more test fixes
more test fixes
Added quadtree
finished quadtree repo
changed title
some changes to the file structure
added description, removed solution
added solutions
added huffman coding
fixes
some bug fixes for demo site and renaming of priority queue stuff and addition docs
tests for edit distance
removed solutions
removed solution; changed default behaviors
ok really removed solution
comments for the example bad solution
added solution
fixes to Making Change in preparation for next lesson
fixed merge