add camelCase aliases for public methods

 - switch to v2 titleCase implementation
 - remove default arg whitespace
version bump to 1.4.0
adding release notes section
markup fail
we'll get there
nested markup list
add note for 1.3.3 bugfix release
more info re: #27
add tests for camelCased aliases
add camelCase aliases to the docs

 - alias truncatenumber to boundedNumber
 - deprecated non-camelcase names
better spec
Merge pull request #31 from HubSpot/v.1.4/addCamelCaseAlias

add camelCase aliases for public methods
update version, travis branch, and spec definition
Update README.md

update deprecation notices
removing unused helpers

 - minor formatting change for one-line helpers
update release notes for v1.4.0
switch back to master travis badge for merge
Merge branch 'master' into v1.4.0

Conflicts:
	README.md
	package.json
	public/dist/humanize.min.js
fix merge conflicts

adding compiled output back

default arg whitespace

doc fix
add optional downCaseTail arg to capitalize