Update _config.yml

CelestialCalculations · web-flow · commit 4e74bee0bae3 · 2019-05-04T18:23:22.000-04:00
diff --git a/_config.yml b/_config.yml
@@ -1,4 +1,4 @@
 theme: jekyll-theme-slate
-title: [Celestial Calculations](https://mitpress.mit.edu/books/celestial-calculations)
+title: [Celestial xCalculations](https://mitpress.mit.edu/books/celestial-calculations)
 name: CELCALC
 markdown: kramdown
