Add my name to contributors list
Add my name to contributors list

as stated in the readme

openspending/openspendingjs-old,openspending/openspendingjs-old,openspending/openspendingjs,RCGTDev/openspendingjs,openspending/openspendingjs,RCGTDev/openspendingjs,openspending/openspendingjs,RCGTDev/openspendingjs,openspending/openspendingjs,RCGTDev/openspendingjs,openspending/openspendingjs-old,openspending/openspendingjs-old