Add mergeLead method
Add mergeLead method

More generic function

Correct parameters and add test on losingLeads

Correct indentation

Add mergeLead method

sendergen/node-marketo,FabriceGaudin/node-marketo,usermindinc/node-marketo,MadKudu/node-marketo,MadKudu/node-marketo,sendergen/node-marketo,FabriceGaudin/node-marketo,usermindinc/node-marketo