complete markdown guide code example

Example 1: italics markdown

# Italic
An example of *italic* text
An example of *italic* text

# Bold
An example of **bold text**
An example of __bold text__

# Bold and Italic
An example of ***bold and italic text***
An example of ___bold and italic text___

Example 2: Markdown heading

# Title 	//Creates a h1
## Title 	//Creates a h2
##### Title  //Creates a h5

Example 3: markdown

Markdown is a lightweight markup language with plain-text-formatting syntax,
created in 2004 by John Gruber and Aaron Swartz.
Markdown is often used for formatting readme files,
for writing messages in online discussion forums, 
and to create rich text using a plain text editor.