Update CHANGES for #1136
Update CHANGES for #1136

Closes #1136

erjohnso/libcloud,andrewsomething/libcloud,pquentin/libcloud,pquentin/libcloud,mistio/libcloud,Kami/libcloud,andrewsomething/libcloud,Scalr/libcloud,ByteInternet/libcloud,Scalr/libcloud,vongazman/libcloud,ByteInternet/libcloud,apache/libcloud,Kami/libcloud,vongazman/libcloud,StackPointCloud/libcloud,mistio/libcloud,pquentin/libcloud,apache/libcloud,StackPointCloud/libcloud,vongazman/libcloud,Scalr/libcloud,StackPointCloud/libcloud,erjohnso/libcloud,andrewsomething/libcloud,Kami/libcloud,mistio/libcloud,apache/libcloud,ByteInternet/libcloud,erjohnso/libcloud