use my_mysql_query function even for purging
remove no longer used function sanitize
small comment clarification
do not use self-rolled min and max function; Math provides those
do not use a global to point to ul #entries; getting #entries via jQuery 300.000 times takes around 2 seconds
do not push #feeds onto a variable
turn globalFeeds into an Object, comment on why RootFeed does not necessarily have the ID 1
do not push a variable unnecessarily
TODO comment on finding parent feed
comment for editButton visibility; condense a for loop that only increases a variable
clarify a return false statement
clarify why all feeds entries Object are reinitialized
remove stray newlines