Add link to join slack team explicitely

README.md

@@ -130,6 +130,8 @@ Notice here you're pushing to the remote named origin.
 
 You will find many beginner-friendly issues on: [contributor.ninja](https://contributor.ninja).
 
+You could also join our slack team in case you need any help or have any questions. [Join slack team](https://firstcontributions.herokuapp.com)
+
 Here's some beginner level issues in popular repos that you can solve. Go ahead and go to those repos to learn more
 
 |[![exercism](https://avatars2.githubusercontent.com/u/5624255?v=3&s=100)](https://github.com/exercism/exercism.io/issues?q=is%3Aopen+is%3Aissue+label%3A%22good+first+patch%22)|[![fun-retro](https://avatars3.githubusercontent.com/u/15913975?v=3&s=100)](https://github.com/funretro/distributed/issues?q=is%3Aopen+is%3Aissue+label%3Abeginner-friendly)|[<img width="100" src="https://cdn.worldvectorlogo.com/logos/react.svg">](https://github.com/facebook/react/issues?q=is%3Aopen+is%3Aissue+label%3A%22good+first+bug%22)|[![habitat](https://avatars1.githubusercontent.com/u/18171698?v=3&s=100)](https://github.com/habitat-sh/habitat/issues?q=is%3Aopen+is%3Aissue+label%3AEasy)|[![scikit-learn](https://avatars0.githubusercontent.com/u/365630?v=3&s=100)](https://github.com/scikit-learn/scikit-learn/issues?q=is%3Aopen+is%3Aissue+label%3AEasy)|[<img width="100" src="https://camo.githubusercontent.com/0f302c808c8457f6460913e33aed3478124612c2/687474703a2f2f6c65696e696e67656e2e6f72672f696d672f6c65696e696e67656e2e6a7067">](https://github.com/technomancy/leiningen/issues?q=is%3Aopen+is%3Aissue+label%3ANewbie)|[<img width="100" src="https://images.plot.ly/plotly-documentation/thumbnail/numpy-logo.jpg">](https://github.com/numpy/numpy/issues?q=is%3Aopen+is%3Aissue+label%3A%22Easy+Fix%22)|[![elasticsearch](https://avatars2.githubusercontent.com/u/6764390?v=3&s=100)](https://github.com/elastic/elasticsearch/issues?q=is%3Aopen+is%3Aissue+label%3A%22low+hanging+fruit%22)|

github-desktop-tutorial.md

@@ -113,6 +113,8 @@ Hovering over `Update from Roshanjossey/master` will show you that you are up to
 
 You will find many beginner-friendly issues on: [contributor.ninja](https://contributor.ninja).
 
+You could also join our slack team in case you need any help or have any questions. [Join slack team](https://firstcontributions.herokuapp.com)
+
 Here's some beginner level issues in popular repos that you can solve. Go ahead and go to those repos to learn more
 
 |[![exercism](https://avatars2.githubusercontent.com/u/5624255?v=3&s=100)](https://github.com/exercism/exercism.io/issues?q=is%3Aopen+is%3Aissue+label%3A%22good+first+patch%22)|[![fun-retro](https://avatars3.githubusercontent.com/u/15913975?v=3&s=100)](https://github.com/funretro/distributed/issues?q=is%3Aopen+is%3Aissue+label%3Abeginner-friendly)|[<img width="100" src="https://cdn.worldvectorlogo.com/logos/react.svg">](https://github.com/facebook/react/issues?q=is%3Aopen+is%3Aissue+label%3A%22good+first+bug%22)|[![habitat](https://avatars1.githubusercontent.com/u/18171698?v=3&s=100)](https://github.com/habitat-sh/habitat/issues?q=is%3Aopen+is%3Aissue+label%3AEasy)|[![scikit-learn](https://avatars0.githubusercontent.com/u/365630?v=3&s=100)](https://github.com/scikit-learn/scikit-learn/issues?q=is%3Aopen+is%3Aissue+label%3AEasy)|[<img width="100" src="https://camo.githubusercontent.com/0f302c808c8457f6460913e33aed3478124612c2/687474703a2f2f6c65696e696e67656e2e6f72672f696d672f6c65696e696e67656e2e6a7067">](https://github.com/technomancy/leiningen/issues?q=is%3Aopen+is%3Aissue+label%3ANewbie)|[<img width="100" src="https://images.plot.ly/plotly-documentation/thumbnail/numpy-logo.jpg">](https://github.com/numpy/numpy/issues?q=is%3Aopen+is%3Aissue+label%3A%22Easy+Fix%22)|[![elasticsearch](https://avatars2.githubusercontent.com/u/6764390?v=3&s=100)](https://github.com/elastic/elasticsearch/issues?q=is%3Aopen+is%3Aissue+label%3A%22low+hanging+fruit%22)|

github-windows-vs2017-tutorial.md

@@ -217,6 +217,8 @@ Way to go, you are in sync!
 
 You will find many beginner-friendly issues on: [contributor.ninja](https://contributor.ninja).
 
+You could also join our slack team in case you need any help or have any questions. [Join slack team](https://firstcontributions.herokuapp.com)
+
 Here's some beginner level issues in popular repos that you can solve. Go ahead and go to those repos to learn more
 
 |[![exercism](https://avatars2.githubusercontent.com/u/5624255?v=3&s=100)](https://github.com/exercism/exercism.io/issues?q=is%3Aopen+is%3Aissue+label%3A%22good+first+patch%22)|[![fun-retro](https://avatars3.githubusercontent.com/u/15913975?v=3&s=100)](https://github.com/funretro/distributed/issues?q=is%3Aopen+is%3Aissue+label%3Abeginner-friendly)|[<img width="100" src="https://cdn.worldvectorlogo.com/logos/react.svg">](https://github.com/facebook/react/issues?q=is%3Aopen+is%3Aissue+label%3A%22good+first+bug%22)|[![habitat](https://avatars1.githubusercontent.com/u/18171698?v=3&s=100)](https://github.com/habitat-sh/habitat/issues?q=is%3Aopen+is%3Aissue+label%3AEasy)|[![scikit-learn](https://avatars0.githubusercontent.com/u/365630?v=3&s=100)](https://github.com/scikit-learn/scikit-learn/issues?q=is%3Aopen+is%3Aissue+label%3AEasy)|[<img width="100" src="https://camo.githubusercontent.com/0f302c808c8457f6460913e33aed3478124612c2/687474703a2f2f6c65696e696e67656e2e6f72672f696d672f6c65696e696e67656e2e6a7067">](https://github.com/technomancy/leiningen/issues?q=is%3Aopen+is%3Aissue+label%3ANewbie)|[<img width="100" src="https://images.plot.ly/plotly-documentation/thumbnail/numpy-logo.jpg">](https://github.com/numpy/numpy/issues?q=is%3Aopen+is%3Aissue+label%3A%22Easy+Fix%22)|[![elasticsearch](https://avatars2.githubusercontent.com/u/6764390?v=3&s=100)](https://github.com/elastic/elasticsearch/issues?q=is%3Aopen+is%3Aissue+label%3A%22low+hanging+fruit%22)|