Bug 12275: Small corrections to English web installer

- Corrects the German translation for 'Laotisch'
- Adds an icon to the reference item type
- Corrects capitalization for user permissions

To test:
- Run English web installer, make sure to select
  the sample item types and all mandatory data
- Check user permissions appear correctly
- Check icon for REF itemtype is shown correctly
- Check that languages in Advanced Search appear
  as normal
- Install German and check in language list on
  advanced search 'Laotisch' now appears

Signed-off-by: Bernardo Gonzalez Kriegel <bgkriegel@gmail.com>
Works well following test plan.
No errors

Signed-off-by: Brendan Gallagher <brendan@bywatersolutions.com>
Signed-off-by: Galen Charlton <gmc@esilibrary.com>
Bug 12113: Update German web installer for 3.16

Changes:
- Translates new notices SHARE_ACCEPT und SHARE_INVITE
- Copies subtag_registry.sql from en as after applying patch
  from bug 12275 - so 'Laotisch' will show up correctly
- Rephrases and corrects spelling for user permissions
- Translates new authorized value SIP_MEDIA_TYPE
- Improves translations of creator sample data
- Improves translations of sample patron categories
  - translations in po files were changed accordingly

To test:
- Run the web installer, install all mandatory and optional
  sample data
- Check everything is installed without errors
- Verify changes listed above in the interface

Signed-off-by: Bernardo Gonzalez Kriegel <bgkriegel@gmail.com>
Installer works ok, values ok
No errors

Signed-off-by: Brendan Gallagher <brendan@bywatersolutions.com>
Signed-off-by: Galen Charlton <gmc@esilibrary.com>