clarified more on input arguments to be URL

README.md

@@ -1,14 +1,16 @@
 # CSV file comparator tool
 
-Basic tool to compare 2 CSV files and outputs as CSV file with different lines from second file.
+Basic tool to compare two CSV files from [Windup](http://github.com/windup/windup) CSV export and outputs as CSV file with different lines from second file.
 
 There is `compare.sh` script to launch the tool
 
-`$ ./compare.sh first.csv second.csv`
+`$ ./compare.sh <URL1> <URL2>`
 
 or alternatively 
 
-`java -jar csvcompare-0.0.1-SNAPSHOT.jar -o first.csv -n second.csv -d ,`
+`java -jar csvcompare-0.0.1-SNAPSHOT.jar -o <URL1> -n <URL2> -d ,`
+
+where *URL1* and *URL2* is [Uniform Resource Locator](http://www.ietf.org/rfc/rfc2396.txt)
 
 Usage help is shown when you run it without arguments:
 `java -jar csvcompare-0.0.1-SNAPSHOT.jar`