Added trim and power selection options to the gamepad. Only tested on the Logitech F310.  Did not change any existing mappings so it should not break anything else.
Added trim and power selection options to the gamepad. Only tested on the Logitech F310.  Did not change any existing mappings so it should not break anything else.

chaudhryjunaid/openrov-cockpit,kavi87/openrov-cockpit,BrianAdams/openrov-cockpit,spiderkeys/openrov-cockpit,BrianAdams/openrov-cockpit,spiderkeys/openrov-cockpit,chaudhryjunaid/openrov-cockpit,kavi87/openrov-cockpit,johan--/openrov-cockpit,BrianAdams/openrov-cockpit,spiderkeys/openrov-cockpit,kavi87/openrov-cockpit,spiderkeys/openrov-cockpit,johan--/openrov-cockpit,kavi87/openrov-cockpit,johan--/openrov-cockpit,OpenROV/openrov-cockpit,BrianAdams/openrov-cockpit,BenjaminTsai/openrov-cockpit,chaudhryjunaid/openrov-cockpit,johan--/openrov-cockpit,spiderkeys/openrov-cockpit,kavi87/openrov-cockpit,chaudhryjunaid/openrov-cockpit,BenjaminTsai/openrov-cockpit,OpenROV/openrov-cockpit,OpenROV/openrov-cockpit,BrianAdams/openrov-cockpit,chaudhryjunaid/openrov-cockpit,BenjaminTsai/openrov-cockpit,johan--/openrov-cockpit,BenjaminTsai/openrov-cockpit,BenjaminTsai/openrov-cockpit