Changes

<ol><li><span style="color:green;font-size:1.5em;">&#x2713;</span> '''centos4''' VM:<blockquote><ul><li> '''Archived''' files created</li></ul></blockquote></li><li><span style="color:green;font-size:1.5em;">&#x2713;</span> '''centos1''' Machine:<blockquote><ul><li> '''Four unnecessary packages removed'''</li><li> '''xchat''' package installed</li><li> '''One repository added''' for yum</li><li>Creation of your bash shell script called '''packageInfo.bash'''</li></ul></blockquote><libr><span style="color:green;font-size:1.5em;">&#x2713;</span> '''Lab3''' log-book filled out.</li></ol>