EXT-2821 Rename icons/parcel_lght_* and parcel_drk_* to something sensible

...view/skins/default/textures/icons/Parcel_BuildNo_Dark.png

...iew/skins/default/textures/icons/Parcel_BuildNo_Light.png

...ewview/skins/default/textures/icons/Parcel_Build_Dark.png

...iew/skins/default/textures/icons/Parcel_DamageNo_Dark.png

...wview/skins/default/textures/icons/Parcel_Damage_Dark.png

...newview/skins/default/textures/icons/Parcel_Exp_Color.png

...ewview/skins/default/textures/icons/Parcel_FlyNo_Dark.png

...wview/skins/default/textures/icons/Parcel_FlyNo_Light.png

.../newview/skins/default/textures/icons/Parcel_Fly_Dark.png

...iew/skins/default/textures/icons/Parcel_ForSale_Light.png

...wview/skins/default/textures/icons/Parcel_Health_Dark.png

indra/newview/skins/default/textures/icons/Parcel_M_Dark.png

...a/newview/skins/default/textures/icons/Parcel_M_Light.png

...w/skins/default/textures/icons/Parcel_NoScripts_Light.png

...a/newview/skins/default/textures/icons/Parcel_PG_Dark.png

.../newview/skins/default/textures/icons/Parcel_PG_Light.png

...wview/skins/default/textures/icons/Parcel_PushNo_Dark.png

...view/skins/default/textures/icons/Parcel_PushNo_Light.png

...newview/skins/default/textures/icons/Parcel_Push_Dark.png

indra/newview/skins/default/textures/icons/Parcel_R_Dark.png