post.next returned draft posts

This also goes for post.prev.
added site to universal context, a bunch of common new site properties as well
width/height for TimberImages
Improved organization of timber-menu, added some default classes that WP puts on
TimberTheme has a link property to match other objects
added menu-item-has-children class to match with WP defaults
more work to standardize pagination, used mgmartel's function for sidebar/widgets
added class to TimberPost
added theme_mod support to TimberTheme
updated timber pagination to accept an integer as the "size" argument
cleanup on TimberImage
Merge branch 'master' of github.com:jarednova/timber

* 'master' of github.com:jarednova/timber:
  Update timber-core.php
got proper location on disk for images so we can get dimensions
Update Changelog
Merge branch 'slimndap-simple' into dev

* slimndap-simple:
  post.next returned draft posts
fix bug in help from testing, fix double ellipsis bug
mend

fix bug in help from testing, fix double ellipsis bug
merged
remove unused file
Save processing when cache is disabled