FAQ: polish the explanation of libcurl 
diff --git a/docs/FAQ b/docs/FAQ index 2a96951..3e029ee 100644 --- a/docs/FAQ +++ b/docs/FAQ 
@@ -172,8 +172,8 @@    1.2 What is libcurl?   - libcurl is a reliable and portable library which provides you with an easy - interface to a range of common Internet protocols. + libcurl is a reliable and portable library for doing Internet data transfers + using one or more of its supported Internet protocols.    You can use libcurl for free in your application, be it open source,  commercial or closed-source.