Updated CONTRIBUTING.md

Author: SecUpwN

STYLEGUIDE.md renamed to CONTRIBUTING.md

@@ -1,9 +1,16 @@
-# Coding-StyleGuide of 'AIMSICD'
+# How to contribute to 'AIMSICD'
 --------------------------------
 
 To avoid confusion and neglected development commits, please ALWAYS read this guide first!
 This guide will be updated as soon as we discover the need to do so. Suggestions are welcome.
 
+#### Testers welcome!
+
+* Testers are always welcome. Please make sure to grab the [latest WIP-Release](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/releases)!
+* Before you test our App, fully read and be aware of our [Disclaimer](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/blob/master/DISCLAIMER).
+* Participate in our official [Discussion](http://forum.xda-developers.com/showthread.php?t=1422969) (highly technical talk only).
+* Help us solving [these existing Issues](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/issues?state=open)! You might get rewarded for doing so.
+
 #### Important note on Commits
 
 * If you added foreign code, please reference it in our [SOURCES](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/blob/master/SOURCES).
@@ -14,5 +21,5 @@ This guide will be updated as soon as we discover the need to do so. Suggestions
 #### On Bugs and Suggestions
 
 * Discovered a real bug? Please follow our instructions on [how to correctly submit Issues](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/wiki/How-to-correctly-submit-Issues).
-* NEVER be shy to [suggest a new feature](https://github.com/SecUpwN/Android-IMSI-Catcher-Detector/blob/master/WANTED_FEATURES) - but PLEASE skip questions on ETAs. Thank you.
+* NEVER be shy to suggest a new feature - but PLEASE skip questions on ETAs. Thank you.
 * Be polite and respectful. This project is like a plant: Be gentle to it and let it grow!