scutil: add page (#1761)

pages/osx/scutil.md

@@ -0,0 +1,28 @@
+# scutil
+
+> Manage system configuration parameters.
+> Necessitates to be root when setting configuration.
+
+- Display DNS Configuration:
+
+`scutil --dns`
+
+- Display proxy configuration:
+
+`scutil --proxy`
+
+- Get computer name:
+
+`scutil --get ComputerName`
+
+- Set computer name:
+
+`sudo scutil --set ComputerName {{computer_name}}`
+
+- Get hostname:
+
+`scutil --get HostName`
+
+- Set hostname:
+
+`scutil --set HostName {{hostname}}`