Post-release version bump for 0.7.4
Post-release version bump for 0.7.4

chergert/libpeas,gregier/libpeas,chergert/libpeas,Distrotech/libpeas,GNOME/libpeas,Distrotech/libpeas,GNOME/libpeas,Distrotech/libpeas,gregier/libpeas,chergert/libpeas,gregier/libpeas,gregier/libpeas