Merge pull request #52 from DaricusCodePath/patch-1

Update 00-01-introduction.html grammatically

Author: niccokunzmann

steps/00-01-introduction.html

@@ -4,10 +4,10 @@
 lang: en
 ---
 <p>
-  With reglar expressions you can search through texts.
+  With regular expressions, you can search through texts.
   A regular expression is a pattern you want to find in the text.
   In many programming languages, programmers use regular expressions to search through text,
-  test if the input of a program is correct and, check if the users made mistakes.
+  test if the input of a program is correct, and check if the users made mistakes.
 </p>
 <p>
   <a target="_blank" href="https://www.xkcd.com/208/"><img src="https://imgs.xkcd.com/comics/regular_expressions.png"></a>