Updated fmt library due to newer gcc errors

6dfa587f · Philip Trettner · 016ffa04 · 6dfa587f · 6dfa587f
Commit 6dfa587f authored Oct 25, 2017 by Philip Trettner
--- a/src/aion/common/format.cc
+++ b/src/aion/common/format.cc
--- a/src/aion/common/format.hh
+++ b/src/aion/common/format.hh