update the modals and alert-messages to use the same .close styles, save for some positioning in the modal after knocking down the modal padding

bump css to 1.3.0, update makefile to reflect that, update form css to prepend form to the .clearfix to prevent some bullshit, small tweaks elsewhere

first pass at enabling active states in dropdowns in topbar and fixing the bug of having an active class on parent dropdown

updated container mixin to be fixed-container instead so we can keep the .container in scaffolding while removing the repeated code

improve CSS properties for centering content, the container, and fluid container so as to not override properties where possible

add reset filter to preboot for turning off gradients in IE when necessary; make :disabled [disabled] for crossbrowser usage