added Dutch resources

intl/nl/bronnen.md

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+# Hoofdbronnen over #100DaysOfCOde
+
+[De officiële #100DaysOfCode-site](http://100daysofcode.com/)
+
+### Artikelen
+1. [Join the #100DaysOfCode](https://medium.freecodecamp.com/join-the-100daysofcode-556ddb4579e4) freeCodeCamp Medium
+2. [Boot Up 2017 with the #100DaysOfCode Challenge](https://medium.freecodecamp.com/start-2017-with-the-100daysofcode-improved-and-updated-18ce604b237b) freeCodeCamp Medium 
+3. [Resistance, Habit Change and the #100DaysOfCode Movement](https://studywebdevelopment.com/100-days-of-code.html) StudyWebDevelopment Blog
+
+### Podcasts
+
+# Extra bronnen over #100DaysOfCode
+
+## Nuttige artikelen
+1. [Gentle Explanation of 'this keyword in JavaScript](http://rainsoft.io/gentle-explanation-of-this-in-javascript/)
+2. [Build a Laravel CRUD Application from scratch](https://www.codewall.co.uk/laravel-crud-demo-with-resource-controller-tutorial/)
+
+## Projecten en ideeën
+1. [FreeCodeCamp](https://www.freecodecamp.com)
+2. [The Odin Project](http://www.theodinproject.com/)
+
+## Overige bronnen
+
+### Non-Coding
+1. ["The War of Art" by Steven Pressfield](http://www.goodreads.com/book/show/1319.The_War_of_Art)
+2. ["The Obstacle is the Way" by Ryan Holiday](http://www.goodreads.com/book/show/18668059-the-obstacle-is-the-way?ac=1&from_search=true)
+3. ["Ego is the Enemy" by Ryan Holiday](http://www.goodreads.com/book/show/27036528-ego-is-the-enemy?from_search=true&search_version=service)
+4. ["Meditations" by Marcus Aurelius](https://www.goodreads.com/book/show/662925.Meditations)
+
+
+### Coding
+1. "Professional Node.js" by Teixeira
+2. ["Eloquent Javascript" by Marijn Haverbeke](http://eloquentjavascript.net/) - available online (free) & as a paperback
+3. "Mastering JavaScript" by Ved Antani
+
+## Inhoud
+* [Regels](regels.md)
+* [Log - klik hier om mijn voortgang te zien](log-nl.md)
+* [FAQ](FAQ-nl.md)
+* [Bronnen](bronnen.md)