- add update and delete examples
- add update and delete examples

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