do not activate demo extension by default
addd html renderer for invoices
new html invoice template
new html invoice template
do not display database tab in admin panel if no permission exists
added FIXME because the check if database can be seen is connected to the log setting "sensitive" data
added check for writable autoconf.php
fixed defect sql "groupleaders"
added default parameter fo write_config_file
fixed #166
fix unreachable statement in ls($path)
removed closing php tag for config file
Merge pull request #190 from kevinpapst/feature/autoconf

Update for func.php
Merge pull request #189 from kevinpapst/fixes/updater

updater improvements and sql fix
fixed Notice: Undefined variable: defaultTimezone
Merge pull request #191 from kevinpapst/updater

fixed Notice: Undefined variable: defaultTimezone
Translations for Extension tabs
improved logs
fixed broken sql for empty activity values
replaced own function ls() with php built-in glob()
added missing translations for permissions
merged extension translations
fixed formatAnnotations (added missing global $kga)
Merge pull request #192 from kevinpapst/fixes/sql

Several fixes
tie database tab to extended settings tab