Fix redundant dependency on generic order in Deque
Change dict mangling to use $

So mangled keys are more frequently valid JS identifiers.
This may cause a performance win in some engines.
Fix bug in generic join method

Working around the missing support for reduce methods that honor a
missing basis argument.
Improve addEach

To improve support for strings, maps, and arguments.
Style fixes and notes
Multi-map should provide key name to bucket maker
Use the equals method of the sought value

For Array#find.
This allows the sought value to be a wildcard.
Flag SortedArrayMap as isSorted
Update collections home page in package.json