Added readme.txt under sevrer/plugins directory

lvca · lvca · commit ce9911c6730d · 2013-10-19T07:16:45.000+02:00
diff --git a/server/plugins/readme.txt b/server/plugins/readme.txt
@@ -0,0 +1,4 @@
+This is the folder to copy plugins. Plugins can be in the form of:
+- ZIP file
+- JAR file
+- directory
