Adding camera js and related assets

Main file: camera.min.js
JS assets: jquery.easing.1.3.js, jquery.mobile.customized.min.js
Image assets: blank.gif, camera-loader.gif, camera_skings.png
CSS assets: camera.css

Also included enqueuing call in functions.php. This functionality will at
some point be used for the updated slider on the home page
Setting up less assets for local less development

This commit mostly involves setting up less.js for local development so
that the Firebug extension Fireless can be set up for printing out style
locations in origin less files (instead of in compiled css)
Removing the bp_core_mysteryman_src hook from the WDS Plugin (I thought
this was done an earlier commit, but apparently not)
Moving header action bp_before_header outside of main wrapper container so
that menu will (which hooks into bp_before_header) will stretch the full
width of the browser window
Markup changes for design update to home page and main nav
CSS for home page and nav, includes moving style.less to main directory to
solve issue of asset reference
Cleanup and some small changes to utlity.js related to homepage, primarily
the auto height calculation done on the group boxes
Image asset for home page styling
Spacing and cleanup commit
Adding slider post type which will replace the pgw_gallery post type used
on the home page slider