improved 2nd row blocks for mid-size screens, more styling to happening now
added hook_block_view_alter for chevrons
reworked ask a librarian header area
improvements to highlights
cleaned up theme
moved some selectors to styles.scss
added kate-specific style file and included it in .info file
added slider and styling for recently arrived
Merge branch 'dev' of https://github.com/katebron/Tisch-Web-Dev into dev