Followup for MESH_EDIT_GFX_OVERLAY

.travis.yml

Marlin/Configuration.h

Marlin/Configuration_adv.h

Marlin/src/config/default/Configuration.h

Marlin/src/config/default/Configuration_adv.h

Marlin/src/config/examples/AlephObjects/TAZ4/Configuration.h

...src/config/examples/AlephObjects/TAZ4/Configuration_adv.h

Marlin/src/config/examples/AliExpress/CL-260/Configuration.h

Marlin/src/config/examples/Anet/A6/Configuration.h

Marlin/src/config/examples/Anet/A6/Configuration_adv.h

Marlin/src/config/examples/Anet/A8/Configuration.h

Marlin/src/config/examples/Anet/A8/Configuration_adv.h

Marlin/src/config/examples/Azteeg/X5GT/Configuration.h

Marlin/src/config/examples/Azteeg/X5GT/Configuration_adv.h

Marlin/src/config/examples/BQ/Hephestos/Configuration.h

Marlin/src/config/examples/BQ/Hephestos/Configuration_adv.h

Marlin/src/config/examples/BQ/Hephestos_2/Configuration.h

...in/src/config/examples/BQ/Hephestos_2/Configuration_adv.h

Marlin/src/config/examples/BQ/WITBOX/Configuration.h

Marlin/src/config/examples/BQ/WITBOX/Configuration_adv.h