v3.1.1 for Bootstrap 3.1

New Features

• Support for Bootstrap 3.1
• Allow arbitrary classes in [row] shortcode (thanks @shaddowgh)
• Add [container] shortcode
• Allow arbitrary classes and data properties in all shortcodes
• Add [carousel] and [carousel-item] shortcodes
• Allow [panel]s with or without headers
• Add composer.json file (thanks @brendensilva)
• Add active parameter for [nav] shortcode
• Add pills style for [nav] shortcode
• Add support for sizes in [modal] shortcode introduced in Bootstrap 3.1

Bug Fixes

• Set default "active" item for [nav] and [carousel] if none is set by parameter

General Changes

• Lots of code cleanup (thanks @nextgenthemes)