fix replacing all "%20" with "+" in `$.param()`
Adds detect support for mobile Chrome browser

Adds browser sniffing for chrome on both Android and iOS (different ua strings - https://developers.google.com/chrome/mobile/docs/user-agent)
Merge pull request #596 from elgerlambert/detect-chrome

Adds detect support for mobile Chrome browser
respect `traditional: true` option in $.ajax()

Forward the value of `traditional` option to $.param() in order to
activate flat parameter serialization for certain backends such as
Django.

Closes #484
fix namespaced focus & blur event delegation

Handlers for namespaced focus & blur events weren't attached correctly
in the delegation scenario.

Closes #552
improve delegation for focus/blur and enable unbind

References #597, references #552
support manipulating classnames on SVG elements

Fixes #468
simply wrap any object passed to `$()`

Whitelisting specific DOM types was too much work.

Fixes #502
enable `children()` method for XML documents

Fixes #593
have wrap methods use `children()` for XML compatibility

References #593
don't eval <script> content when "src" is present

A SCRIPT tag can have both a "src" attribute and script content. In
those cases, the remote script is downloaded and the content is ignored.
Zepto should do the same when manually eval'ing SCRIPTs.

Fixes #510
test that <script> with "src" attribute is not evaled

References #510
support "processData" option for $.ajax()

The "processData" option determines whether data should automatically be
serialized to string. Defaults to true.

Closes #595
enable passing `contentType: false` to $.ajax()
add test for `contentType: false`

References #595
silence "layerX/Y" Webkit warnings for events

This means we can't just blindly extend all event properties onto the
event proxy object.
ensure Array's native filter() is always used

Fix conflict with Prototype framework.  Thanks, John, Ted, and Ryan.

Closes #549
apply focus() and blur() to all elements in collection

This ensures that a focused element gets blurred even if it's not the
first element in the collection.

Closes #543
rewrite after/prepend/before/append() to fix eval

In some of these operations <script> tags would be eval'ed in the wrong
order. The rewrite ensures a consistent eval order and improves code
readability.

Closes #550
change $.fn.map() to return a Zepto collection