Modify some keyboard navigation to be like Vienna 3.7 
Modify some keyboard navigation to be like Vienna 3.7 

When Space (or Shift-Space) keyboard shortcut is used, set focus on the
article list so that Space followed by Enter will open the article page
instead of the homepage.

Issue #1609

josh64x2/vienna-rss,josh64x2/vienna-rss,ViennaRSS/vienna-rss,ViennaRSS/vienna-rss,josh64x2/vienna-rss,ViennaRSS/vienna-rss,ViennaRSS/vienna-rss,ViennaRSS/vienna-rss,josh64x2/vienna-rss,josh64x2/vienna-rss