prepared database files
first few lines to open and close databsae
index created
added database close statement
database connection moved to separate method
moved database.php to init.php
added caching/persisten database connection
added checking of config table
added code for creation of config table
added commentations
Merge branch 'master' into devel
Merge branch 'master' into devel
added creation of urls table
writing first database verison
added dia backup files to gitignore
added tags table
added code for creation of sessions table
added code for appointments table
added code for appointment-urls table
added code for appointment_sessions table