Basically, to sum it all up.
If you are going first, you cannot evolve your pokemon on the first turn, unless it is by the effect of an attack, body, or power.
If you are going second, you cannot evolve your pokemon on the first turn, unless it is by the effect of an attack, body, power, or trainers (and that includes TM-TS1).
If you are going first, you cannot evolve your pokemon on the first turn, unless it is by the effect of an attack, body, or power.
If you are going second, you cannot evolve your pokemon on the first turn, unless it is by the effect of an attack, body, power, or trainers (and that includes TM-TS1).