Remove unnecessary parameter from MainHandler
Remove unnecessary parameter from MainHandler

analyses was being passed, but is not necessary. @squirrelo agrees that this
is probably just a vestige of a more ignorant time... :)

biocore/qiita,antgonza/qiita,josenavas/QiiTa,josenavas/QiiTa,ElDeveloper/qiita,biocore/qiita,antgonza/qiita,antgonza/qiita,ElDeveloper/qiita,ElDeveloper/qiita,adamrp/qiita,wasade/qiita,adamrp/qiita,RNAer/qiita,adamrp/qiita,josenavas/QiiTa,squirrelo/qiita,biocore/qiita,squirrelo/qiita,antgonza/qiita,RNAer/qiita,biocore/qiita,RNAer/qiita,squirrelo/qiita,adamrp/qiita,RNAer/qiita,wasade/qiita,wasade/qiita,squirrelo/qiita,ElDeveloper/qiita,josenavas/QiiTa