Add the notes field back into the teaser if the user chooses to display them.  Also assigned a weight to the download links in order for things to fall properly.  Without the weight, the files we ending up all over the teaser.  #2126
Remove the check for spaces variable and use variable_get instead.  #2126
Merge pull request #2130 from openscholar/2126-add-notes-backtoteasers

Add notes field back to publications teaser.