- update install instructions
- update install instructions

coddingtonbear/jira,rayyen/jira,pycontribs/jira,pycontribs/jira,jameskeane/jira-python,m42e/jira,systemadev/jira-python,tsarnowski/jira-python,tsarnowski/jira-python,kinow/jira,systemadev/jira-python,rayyen/jira,stevencarey/jira,dbaxa/jira,m42e/jira,stevencarey/jira,dwmarshall/pycontribs-jira,jameskeane/jira-python,kinow/jira,akosiaris/jira,coddingtonbear/jira,akosiaris/jira,milo-minderbinder/jira,milo-minderbinder/jira,dbaxa/jira,awurster/jira,dwmarshall/pycontribs-jira,VikingDen/jira,awurster/jira,VikingDen/jira