Merge branch 'factor-mutations' into 'aevol_7'

src/libaevol/io/DnaReplicationReport.h

src/libaevol/stats/AncestorStats.cpp

src/post_treatments/aevol_post_ancestor_mutagenesis.cpp

src/post_treatments/aevol_post_ancestor_robustness.cpp

src/post_treatments/aevol_post_ancestor_stats.cpp

src/post_treatments/aevol_post_lineage.cpp

src/post_treatments/aevol_post_lineage_json.cpp

src/post_treatments/aevol_post_protein_map.cpp

src/post_treatments/old/anc_network_knockout.cpp

src/post_treatments/old/ancstats.cpp

src/post_treatments/old/fixed_mutations.cpp