Added Medias code and documentation

Added media.less and edited bootstrap.less and responsive.less to manage media components.

Added a section to the documentation (Media, in components.html) outlining how Medias work. Edited bootstrap.css and bootstrap-responsive.css to add the code for the demos

Signed-off-by: Giuliano Velli <wpbrains@giusi.org>
Added Medias code and documentation

Fix for Issue #1711

Added media.less and edited bootstrap.less and responsive.less to
manage media components.

Added a section to the documentation (Media, in components.html) outlining how Medias work. Edited bootstrap.css and bootstrap-responsive.css to add the code for the demos

Signed-off-by: Giuliano Velli <wpbrains@giusi.org>
Merge branch 'media-component' of github.com:wpbrains/bootstrap into media-component

Conflicts:
	docs/components.html

Signed-off-by: Giuliano Velli <wpbrains@giusi.org>
Modified the file to conform to bootstrap standards and fix an IE7 css selector issue

Signed-off-by: Giuliano Velli <giuliano@giusi.org>
Merge branch 'media-component' of github.com:wpbrains/bootstrap into media-component
Updated sample markup to reflect live demo.
Merge pull request #5051 from GeoffYoung/2.1.2-wip

Update modal example code to match example
fixes #5064 manually: remove fancy quote mark
fixes #5059 manually: include media type in css getting started block
fixes #5040 manually: remove overflow: auto; from .modal to resolve sporadic modal right padding issues with scrollbars
Updated pagination to support .pagination-large, .pagination-small, .pagination-mini matching button sizes. Updated related docs.
change up box-shadow mixin usage everywhere to use escaping again, or local var if necessary for further var evaluation
revert the js evaluation in .box-shadow mixin, fix last mixin usages to escape if using >1 shadows
add space
use local var for a few other .box-shadow mixins to fix CSS not compiling
fixes #5097: js docs typos
fixes #5107: make all .btn-group inline-block by default instead of just within a .btn-toolbar
mistakenly committed ALL assets. since only bootstrap.css and bootstrap.min.css are changed i removed all others
fixes #5119: javascript in navbar typo
fix active tab bg on non-white body