allow archived entries in labels and several other vfeeds
generated feeds: add offset=
catchup_feed: properly mark subcategories as read
Update locale/es_ES/LC_MESSAGES/messages.po

Checked translation up to line 1920
Update locale/es_ES/LC_MESSAGES/messages.po

Checked translation until line 2376 (last line uncommented)
Update locale/es_ES/LC_MESSAGES/messages.po

Updated translation header
Merge pull request #26 from Menti/master

Spanish translation
fix es_ES syntax, update translations
fix testing of author filter type
release 1.6.0
remove debian stuff
syndicated feeds: force sort by last_read for published
properly escape article link/PTITLEs (refs #472)
properly escape comment links
prevent crashes on filter regexp being too advanced for our database when testing filters (refs #508)
filter testing fix for pgsql
update.php: fix wrong html plug title
fix called-from-browser detection in update.php
fix sql crash workaround preventing feed/category filters from testing
properly; fix filter testing for categories with children
filter dialog: sort rules by reg_exp