Added help()

src/main.rs

@@ -74,3 +74,18 @@ fn main() {
         std::process::exit(0);
     }
 }
+
+fn help() {
+    println!(
+        "COMMANDS: 
+            -S    Installs a new package
+            -Ss   Searches for a package
+            -Sy   Updates local cache from repo
+            -Su   Upgrades with just your local cache
+            -Syu  Upgrades the local cache and then updates the system
+            -R    Removes a package from the system
+            -Rdns Purges a package from the system
+            -Sc   Clears your local cache
+            -Scc  Purges your local cache"
+    );
+}