merger: Fix a pointer bug that trashed the merge process
merger: Fix a pointer bug that trashed the merge process

Turns out that when iterating in go, &loop_var is the same address every time

weaveworks/scope,alban/scope,paulbellamy/scope,alban/scope,weaveworks/scope,kinvolk/scope,alban/scope,weaveworks/scope,kinvolk/scope,weaveworks/scope,paulbellamy/scope,kinvolk/scope,kinvolk/scope,paulbellamy/scope,alban/scope,kinvolk/scope,alban/scope,paulbellamy/scope,weaveworks/scope,paulbellamy/scope,paulbellamy/scope,kinvolk/scope,weaveworks/scope,alban/scope