fix typo

README

@@ -3,7 +3,7 @@
 A nice command line password manager, which is smart enough to use different SQL Databases (MySQL, SQLite, BerkelyDB).  
 Pwman3 can also copy passwords to the clipboard (on Mac and Linux) without exposing them, so you save
 some typing. 
-Besides managing and storing passwords, Pwman3 can also generate password using different algorithms. 
+Besides managing and storing passwords, Pwman3 can also generate passwords using different algorithms. 
 
 
 == Installing ==