Update README and fix the kick animation

Author: raphaelfabeni

README.md

@@ -28,6 +28,7 @@ It's usually common to show a loader to users when they must wait for something
   * [curtain](#curtain)
   * [music](#music)
   * [pokeball](#pokeball)
+  * [bouncing](#bouncing)
 * [Contributing](#contributing)
 * [Browser Support](#browser-support)
 
@@ -39,6 +40,10 @@ npm install pure-css-loader
 
 Also you can clone the repository or [download the zip file](https://github.com/raphaelfabeni/css-loader/archive/master.zip) and get the main *CSS* file that is located in: `dist/css-loader.css`.
 
+## Thanks
+
+Thanks for all this [amazing people](https://github.com/raphaelfabeni/css-loader/graphs/contributors) who already helped me with the project.
+
 ## Setup
 
 Add the CSS file to your project and add the link to the file:

src/loaders/_loader-ball.sass

@@ -13,7 +13,7 @@
     background-color: $loader-ball--color
     border-radius: 50%
     z-index: 1
-    animation: kick 1s infinite alternate ease-in both
+    animation: kickBall 1s infinite alternate ease-in both
 
   &[data-shadow]:before
     box-shadow: -5px -5px 10px 0 $loader-ball--shadow inset
@@ -48,7 +48,7 @@
     background-color: rgba(0, 0, 0, .75)
     transform: scale(1)
 
-@keyframes kick
+@keyframes kickBall
   0%
     transform: translateY(-80px) scaleX(.95)