added overlap for raw buffers
added overlap for raw buffers

craffel/librosa,bmcfee/librosa,ruohoruotsi/librosa,decebel/librosa,yunque/librosa,Cortexelus/librosa,ebattenberg/librosa,r9y9/librosa,stefan-balke/librosa,ruohoruotsi/librosa,imsparsh/librosa,r9y9/librosa,bmcfee/librosa,ebattenberg/librosa,librosa/librosa,stefan-balke/librosa,craffel/librosa,yunque/librosa,Cortexelus/librosa,craffel/librosa,carlthome/librosa,decebel/librosa,stefan-balke/librosa,carlthome/librosa,bmcfee/librosa,Cortexelus/librosa,ruohoruotsi/librosa,carlthome/librosa,librosa/librosa,imsparsh/librosa,r9y9/librosa