Correct grammar (#27)

Author: ghjdesigns

README.md

@@ -5,8 +5,8 @@ Package git-module is a Go module for Git access through shell commands.
 ## Limitations
 
 - Go version must be at least **1.3**.
-- Git version must be no less than **1.7.1**, and great than or equal to **1.8.0** is recommended.
-- For Windows users, try use as higher version as possible.
+- Git version must be no less than **1.7.1**, and greater than or equal to **1.8.0** is recommended.
+- For Windows users, try use as new a version as possible.
 
 ## License