adding placeholder for obs functions-WIP

doc/segmentation_functions.md

@@ -0,0 +1,26 @@
+# Segmentation Functions
+
+Add description here.
+
+### OBS_GetSegmentationSnapshot( Point Geometry );
+
+#### Arguments
+
+Name | Type | Description | Accepted values
+--- | --- | --- | ---
+
+
+
+#### Returns
+
+Name | Type | Description
+--- | --- | ---
+
+
+#### Examples
+
+##### Name of Example
+
+```bash
+code
+```