Moved CCXT lower in 30-projects

Author: kroitor

_sections/30-projects.md

@@ -10,13 +10,13 @@ style: center
 
 These projects pledge to drop Python 2 support in or before 2020.
 
--[![](assets/ccxt.png)ccxt](https://github.com/ccxt/ccxt)
 -[![](assets/pandas.png)pandas](https://pandas.pydata.org/)
 -[![](assets/ipython.png)IPython](https://ipython.org)
 -[![](assets/mitmproxy.png)mitmproxy](https://mitmproxy.org/)
 -[![](assets/kivy.png)Kivy](https://kivy.org/)
 -[![](assets/matplotlib.png)Matplotlib](https://matplotlib.org/)
 -[![](assets/numpylogoicon.svg)NumPy](https://www.numpy.org/)
+-[![](assets/ccxt.png)ccxt](https://github.com/ccxt/ccxt)
 -[![](assets/zulip.png)Zulip](https://zulip.org)
 -[![](assets/sympy.png)SymPy](https://www.sympy.org/)
 -[![](assets/jupyter.png)Jupyter notebook](https://jupyter.org)