Update README for the version 2.0

Author: ratajs

README.md

@@ -3,15 +3,16 @@
 # Advanced-Division
 ### Divide two numbers using recurring decimals
 
-Include code:
+Use this code to include the library:
 
-  <code><script src="https://cdn.jsdelivr.net/gh/ratajs/Advanced-Division-js@1.1/AdvDiv.min.js" type="text/javascript" integrity="sha384-F92uLNwg7qk0tLL5q0cIZ6SCkXVQUVfcdEeTaWB8KM21oqoz4ncJVAhgoZBx+UCo" crossorigin="anonymous"></script> </code>
+  <code><script src="https://cdn.jsdelivr.net/gh/ratajs/Advanced-Division-js@2.0/AdvDiv.min.js" type="text/javascript" integrity="sha384-V0RdxveNPPBfIo4374oMkSjSkDBFh29wOCfIATs+/0CetZk8Bsr9rVZYNF3hedi8" crossorigin="anonymous"></script> </code>
 
 Syntax:
-<code>advdiv(n1, n2, r, rstr1, rstr2)</code>
-* n1 – first number
-* n2 – second number
-* r – recurring decimals of the first number
+<code>advdiv(n1, n2, minstr, decstr, rstr1, rstr2)</code>
+* n1 – the first number as string
+* n2 – the second number as string
+* minstr – string representing the minus sign
+* decstr – string separating the decimal digits
 * rstr1 – string of the recursion beginning
 * rstr2 – string of the recursion end