Update to commit b9f9bfc from git@github.com:x-team/wp-widget-customizer.git

Includes the following commit(s):

commit b9f9bfc2b48cfd29f2ea7cea57a5bebf452b67f2
Merge: cff7d56 d7d0fba
Author: Weston Ruter <weston@x-team.com>

    Merge pull request #54 from x-team/develop

commit d7d0fba995575b9151e918c8c7c1fc292a8aa1d5
Author: Weston Ruter <weston@x-team.com>

    Fix markdown syntax

M	readme.md
M	readme.txt

commit 4fd422a5751fad79f899d3980d64e2225b67b3dd
Author: Weston Ruter <weston@x-team.com>

    Bump version 0.9.3; add notice about empty sidebars

M	readme.md
M	readme.txt
M	widget-customizer.php

commit e23b985a97e83c356a086cd4dc1d5e2c38d3aa1b
Author: Weston Ruter <weston@x-team.com>

    Trigger widget update when hitting enter in control input

M	widget-customizer.js

commit 11a4d4d40e493a2661896ce7c4660a0d9f01bb48
Author: Weston Ruter <weston@x-team.com>

    Fix HTML markup breaking customizer Collapse link position

M	class-widget-form-wp-customize-control.php
M	widget-customizer.php


git-svn-id: https://plugins.svn.wordpress.org/widget-customizer/trunk@799643 b8457f37-d9ea-0310-8a92-e5e31aec5664