Fix documentation

Author: bkis

docs/content/administration/backups.md

@@ -56,3 +56,6 @@ If MongoDB runs bare-metal:
 ```sh
 /usr/bin/mongorestore --uri $uri --drop --gzip --archive=$file
 ```
+
+!!! example "Changed DB name"
+    If the source database you want to restore had a different name than the target database, you have to specify the `--nsFrom` and `--nsTo` options of `mongorestore`, e.g. `--nsFrom=source_db_name.* --nsTo=target_db_name.*`

docs/content/index.md

@@ -2,10 +2,10 @@
 
 Tekst is a collaborative, web-based research platform for aligning, displaying, linking, exploring, and enriching resources on natural language texts. It is developed within the scope of the [VedaWeb 2.0](https://vedaweb.uni-koeln.de/) research project, where it constitutes the technical basis of the *VedaWeb* research platform.
 
-!!! note "Git Repository"
+!!! info "Git Repository"
     You are looking for Tekst's Git repository? [It's over here.](https://github.com/VedaWebProject/Tekst)
 
-!!! important "Work-in-progress"
+!!! warning "Work-in-progress"
     While the Tekst platform is already in its open beta phase, this manual is still very much work-in-progress. We'll try to complete it as soon as possible, but please bear with us if you encounter any incomplete information.
 
 ## Use cases