Update jquery.autoresize.js
Allow infinite height and width

Use `maxHeight: false` option for unlimited height.
Use `maxWidth: false` option for unlimited width.
Added option to autoexpand input field when it obtains focus.
Merge branch 'master1'
Merge commit 'f27d11afa9192467d6c2592f5faed6ab85e66c3a'
Merge commit 'b93549750bfdbe8e72e0004c5f0a75d942a84458'