updated changelog based on Andrea's complaints
updated changelog based on Andrea's complaints

kkirsche/splunk-sdk-python,lowtalker/splunk-sdk-python,splunk/splunk-sdk-python,sullivanmatt/splunk-sdk-python,kkirsche/splunk-sdk-python,ww9rivers/splunk-sdk-python,kkirsche/splunk-sdk-python,kkirsche/splunk-sdk-python,splunk/splunk-sdk-python