Merge branch 'feature/ISTWCMS-5204-ebremner-contacts' into '1.0.x'

ISTWCMS-5204: adding breakpoint for portrait

See merge request !58

uw_fdsu_theme_resp.breakpoints.yml

 # Breakpoints
+uw_fdsu_theme_resp.portrait:
+  label: portrait
+  mediaQuery: 'all and (min-width: 1em)'
 uw_fdsu_theme_resp.x-small:
   label: x-small
   mediaQuery: 'all and (min-width: 15em)'