Update README.md

Author: burdoto

README.md

@@ -1,2 +1,22 @@
 # Minecraft Server Hub
 ### A web-interface for managing multiple Minecraft Servers based on SSH Connections
+
+Manage all your Minecraft Servers from one Web interface!
+
+## Warning
+#### Compatibility is very limited currently
+System Requirements:
+- Linux Operating System
+- Required Programs
+  - `screen`
+  - `wget`
+  - `tar`
+- Authentication
+  - Currently only supports OAuth2 Authentication through [JetBrains Hub](https://www.jetbrains.com/hub/)
+- Database
+  - Currently only supports MySQL
+
+### Known issues
+- View and Edit server is bugged
+- Edit User/Server permissions in web incomplete; please modify the DB instead
+- Console page sometimes does not connect