docs: Added docs about onPlayer** events

docs/defaultEvents/general/onTick.md

@@ -0,0 +1,16 @@
+# `event` onTick
+This event is triggered in every server main loop iteration.
+
+Original: [onExit](https://gothicmultiplayerteam.gitlab.io/docs/0.3.0/script-reference/server-events/general/onTick/)
+
+## Parameters
+No parameters.
+
+## Usage
+```python
+import g2o
+        
+@g2o.event('onTick')
+def onTickEvt(**kwargs):
+    print('Tock')
+```