update README and Makefile

Makefile

@@ -2,7 +2,8 @@ first:
 	gcc src/main.c -o main
 
 install:
-	/bin/bash echo "alias wordlec='$(realpath main)'" >> ~/.bashrc
-	/bin/bash source ~/.bashrc
+	sudo cp ./main /usr/bin/wordlec
+	sudo mkdir /usr/lib/wordlists
+	sudo cp ./lib/wordlist /usr/lib/wordlists/
 run:
 	./main

README.md

@@ -13,14 +13,11 @@ Proven working on Linux ONLY. Contributions welcome!
 2. Change into the cloned directory  
 `cd wordlec`
 
-3. Start the game  
-`make && make run`  
-or  
-`./main` to be able to run with arguments
+3. Install the game  
+`make && make install`  
 
-Optionally you can install it and it can be accessed from any place in the filesystem.   
-`make install`    
-Then you can just use `wordlec` (plus optional arguments) to launch the game.  
+4. Run the game  
+`wordlec` (`wordlec --help` for help)  
 
 # How to play