announcements 5.x-1.2

#299776: Blocks all messed up by NancyDru - fix block code.
#288359: Date sorting options by NancyDru for MGN - add sorting options.
#301987: German lang file by torstenzenk - German translation, string fixes.
#314118: Controlling node access rights for Announcements using node privacy by role by NancyDru for MGN - Corrected access rights.
#317359: Publication in the morning fails! (2nd patch) by AlexisWilke, NancyDru - Change mktime() to gmmktime().
#316934: The announcement CRON is failing with Postgresql by AlexisWilke, NancyDru - Change hook_cron to use sub-select rather than non-standard JOIN.
#314118: Controlling node access rights for Announcements using node privacy by role by AlexisWilke, NancyDru - Corrected access rights.
#317484: Form not 100% compatible with D6 by AlexisWilke, NancyDru - Changed node_form to use node_body_field.
#317485: Change of misleading help by NancyDru for AlexisWilke - Clarified help text.
#317359: Publication in the morning fails! (2nd patch) by AlexisWilke, NancyDru - Use timezones for dates.
#317402: Compact display drops node-unpublished class by AlexisWilke, NancyDru - Use standard node classes on main page.