Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge branch 'master' of https://github.com/jvasile/Planeteria
Update function now creates a folder for the planet if there is none.  Previously it ignored it and skipped the update for that planet.
Minor changes for clarity
Adding feeds with apostrophes in the name was causing problems.  The apostrophes were being interpreted as the end of the string.
Now it escapes apostrophes in the name field.
Code now escapes double quotes as well as apostrophes in the feed name