Update JS dependencies, since this is an older deck

Author: stevegrunwell

bower.json

@@ -2,7 +2,7 @@
   "name": "writing-for-the-php-command-line-interface",
   "version": "0.1.0",
   "dependencies": {
-    "reveal.js": "~3.2.0",
+    "reveal.js": "~3.3.0",
     "highlightjs": "~9.0.0"
   }
 }

css/theme.css

@@ -182,7 +182,8 @@ body {
 .reveal table td[align="right"] {
   text-align: right; }
 
-.reveal table tr:last-child td {
+.reveal table tbody tr:last-child th,
+.reveal table tbody tr:last-child td {
   border-bottom: none; }
 
 .reveal sup {