Added screencast to readme

README.md

@@ -2,13 +2,15 @@
 Criterion
 =========
 
-[![Build Status](https://travis-ci.org/Snaipe/Criterion.svg?branch=master)](https://travis-ci.org/Snaipe/Criterion) 
-[![Coverage Status](https://coveralls.io/repos/Snaipe/Criterion/badge.svg?branch=master)](https://coveralls.io/r/Snaipe/Criterion?branch=master) 
-[![License](https://img.shields.io/badge/license-MIT-blue.svg?style=flat)](https://github.com/Snaipe/Criterion/blob/master/LICENSE) 
+[![Build Status](https://travis-ci.org/Snaipe/Criterion.svg?branch=master)](https://travis-ci.org/Snaipe/Criterion)
+[![Coverage Status](https://coveralls.io/repos/Snaipe/Criterion/badge.svg?branch=master)](https://coveralls.io/r/Snaipe/Criterion?branch=master)
+[![License](https://img.shields.io/badge/license-MIT-blue.svg?style=flat)](https://github.com/Snaipe/Criterion/blob/master/LICENSE)
 [![Version](https://img.shields.io/github/tag/Snaipe/Criterion.svg?label=version&style=flat)](https://github.com/Snaipe/Criterion/releases)
 
 A dead-simple, yet extensible, C test framework.
 
+![Screencast](./doc/screencast.gif)
+
 ## Philosophy
 
 Most test frameworks for C require a lot of boilerplate code to
@@ -30,7 +32,7 @@ the user would have with other frameworks:
 
 ## Documentation
 
-An online documentation is available on [ReadTheDocs][online-docs] 
+An online documentation is available on [ReadTheDocs][online-docs]
 ([PDF][pdf-docs] | [Zip][zip-docs] | [Epub][epub-docs])
 
 ## Samples
@@ -44,7 +46,7 @@ Sample tests can be found in the [sample directory][samples].
 
 ## F.A.Q.
 
-**Q. What's wrong with other test frameworks?**  
+**Q. What's wrong with other test frameworks?**
 A. I worked with CUnit and Check, and I must say that they do their job
    very well -- the only thing that bugs me is that setting up a test
    suite from scratch is a pain, it should really be simpler. Most
@@ -53,11 +55,11 @@ A. I worked with CUnit and Check, and I must say that they do their job
    main, manually register suites, then tests. Criterion tries to
    fix these shortcomings.
 
-**Q. Where has this been tested?**  
+**Q. Where has this been tested?**
 A. Currently, on Linux 2.6.32 and Linux 3.15.7, although it should work on
    most \*nix systems. More tests will be added on the build matrix.
 
-**Q. Will this work under Windows/MSVC?**  
+**Q. Will this work under Windows/MSVC?**
 A. Windows support with MinGW/MSVC is coming, but MSVC is a bit of a lost cause
    to compile the library itself: the project internally uses c99 features and gnu
    extensions.