Bump API for 4.2.0-SNAPSHOT bump.
Bump API for 4.2.0-SNAPSHOT bump.

Signed-off-by: Gabriel Harris-Rouquette <f9869a2c93dad38a06e8fb39147155331a1102ab@me.com>

SpongePowered/Sponge,kenzierocks/SpongeCommon,sanman00/SpongeCommon,JBYoshi/SpongeCommon,sanman00/SpongeCommon,Grinch/SpongeCommon,SpongePowered/Sponge,kenzierocks/SpongeCommon,Grinch/SpongeCommon,DDoS/SpongeCommon,SpongePowered/SpongeCommon,JBYoshi/SpongeCommon,SpongePowered/SpongeCommon,SpongePowered/Sponge,DDoS/SpongeCommon