Travis tests for Inch, Fahrenheit, Kelvin, M100

.travis.yml

@@ -105,10 +105,10 @@ script:
   - opt_enable NUM_SERVOS Z_ENDSTOP_SERVO_NR SERVO_ENDSTOP_ANGLES DEACTIVATE_SERVOS_AFTER_MOVE
   - build_marlin
   #
-  # Test EEPROM_SETTINGS & EEPROM_CHITCHAT
+  # Test EEPROM_SETTINGS, EEPROM_CHITCHAT, M100_FREE_MEMORY_WATCHER, INCH_MODE_SUPPORT, TEMPERATURE_UNITS_SUPPORT
   #
   - restore_configs
-  - opt_enable EEPROM_SETTINGS EEPROM_CHITCHAT
+  - opt_enable EEPROM_SETTINGS EEPROM_CHITCHAT M100_FREE_MEMORY_WATCHER INCH_MODE_SUPPORT TEMPERATURE_UNITS_SUPPORT
   - build_marlin
   #
   # Test DUAL_X_CARRIAGE