Fix atom feed

Atom feed was getting badly encoded data from rss since the last rss
update.  Fixed by passing atom parameter to the create function of
RSS.pm
would help to save before committing
CSS fixes for a bunch of stuff
More fixes.

Fix a bunch of stuff that found after working with night theme on prod
White space fixes
Remove Journal themes

This is a quick and dirty change.  Remove theme selection from
preferences and have _checkTheme return the default always.
Merge pull request #217 from paulej72/Journal

Remove Themes from Journals
Merge pull request #213 from paulej72/CSS-fixes

CSS fixes for a bunch of stuff
Merge pull request #212 from paulej72/RSS

Rss fixes