refactor header
remove attributes from end tags
remove button element

the element button must not appear as a descendant of the a element
use the address element to render contact info
wrap the html5shiv script in conditional comments
use the footer element
remove signin form from logged pages
use the time element
remove initializers/assets
change condition to inline
Merge pull request #54 from it3s/refactor

Refactor
Merge branch 'master' into add-mappings
modal links on geo_data buttons