Merge pull request #454 from ebraminio/master

Some little improvment
rename queues
name threads using the pool name
display app version
new label
remove potential leading invalid characters
add index in order to be able to count unread entries without join
persist read status instead of unread status
delete old statuses
less database calls
move method around
always join for statuses
only mark if markable
cleanup unneeded statuses
Update fi.properties

Added version label
Merge pull request #458 from JKakku/patch-4

Update fi.properties
remove many to many relationship between entries and feeds
move author to content
fix metrics
use capacity as limit