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+CALENDAR IMPORTER AND EXPORTER:
+===
+
+Building the calendar importer plugin for Zarafa WebApp:
+
+```
+cd /zarafa/webapp/
+ant tools
+cd /zarafa/webapp/plugins/
+git clone https://git.sprinternet.at/zarafa_webapp/calendarimporter.git
+cd calendarimporter
+ant deploy
+```
+
+### Usage
+Rightclick a calendarfolder or calendar entry to export it as iCal.
+
+Rightclick a calendarfolder to import a iCal file.
+
+Rightclick a iCal attachment to import it.
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