added _.collate method & associated tests
minor fixes to _.collate; matched formatting to underscore style
Fixed to handle more than one +

Improved test coverage of toQuery and fromQuery functions

Improved code for decoding URLs, added handling of + (plus)

Moved query functions into util.strings

Added query encoding and decoding function
Rename for merge
Merge branch 'refs/heads/q+'

Conflicts:
	_.util.strings.js
241.4.1
refactoring
refactoring
241.4.2