add proper copyright and license headers

...wview/app_settings/shaders/class1/environment/waterV.glsl

...w/app_settings/shaders/class1/interface/customalphaF.glsl

...w/app_settings/shaders/class1/interface/customalphaV.glsl

...w/app_settings/shaders/class1/interface/glowcombineF.glsl

...w/app_settings/shaders/class1/interface/glowcombineV.glsl

...iew/app_settings/shaders/class1/interface/highlightF.glsl

...iew/app_settings/shaders/class1/interface/highlightV.glsl

...iew/app_settings/shaders/class1/interface/occlusionF.glsl

...iew/app_settings/shaders/class1/interface/occlusionV.glsl

...ew/app_settings/shaders/class1/interface/solidcolorF.glsl

...ew/app_settings/shaders/class1/interface/solidcolorV.glsl

...app_settings/shaders/class1/interface/twotextureaddF.glsl

...app_settings/shaders/class1/interface/twotextureaddV.glsl

indra/newview/app_settings/shaders/class1/interface/uiF.glsl

indra/newview/app_settings/shaders/class1/interface/uiV.glsl

.../newview/app_settings/shaders/class1/lighting/lightF.glsl

...pp_settings/shaders/class1/lighting/lightFullbrightF.glsl

...ttings/shaders/class1/lighting/lightFullbrightShinyF.glsl

...ttings/shaders/class1/lighting/lightFullbrightWaterF.glsl

..._settings/shaders/class1/lighting/lightFuncSpecularV.glsl