null is not a booking
Create .htaccess with mimetype and charset
Fixes encoding problems in Google Calendar.
Add a bulk export script
Allow specifying DB file as env variable
Add an import script
Add Olav's tool as a submodule
Don't override days with empty records
For some reason, empty records can end up in the database. Find them
and ignore them.
Add description with modification date
Adapt to new database format introduced by Olav
This makes it version 0.1.1.
Tag version 0.1.0
Add calendar title