attempt to correct error related to simplexml_load_file
changed more occurances of simplexml_load_file to use the file_get_contents instead
even more simplexml_load_file changes to simplexml_load_string
incorporated sunnyd71's reccomended changes (ref https://forums.plexapp.com/index.php/topic/82819-plexwatchweb-a-web-front-end-for-plexwatch/page-18#entry526003)
Merge pull request #46 from billimek/master

attempt to correct error related to simplexml_load_file