Various zealous warning fixes (thanks Clang). (Navigation branch)
Various zealous warning fixes (thanks Clang). (Navigation branch)

mikesart/imgui,aimotive/imgui-glfw,wflohry/imgui-addons,ocornut/imgui,ocornut/imgui,wflohry/imgui-addons,bkaradzic/imgui,bkaradzic/imgui,burningreggae/imgui,ggtucker/imgui,burningreggae/imgui,ggtucker/imgui,Flix01/imgui,cmaughan/imgui,nProtect/imgui,cmaughan/imgui,Flix01/imgui,nProtect/imgui,dougbinks/imgui,mikesart/imgui,cmaughan/imgui,ggtucker/imgui,Flix01/imgui,dougbinks/imgui,aimotive/imgui-glfw,cmaughan/imgui,ocornut/imgui,bkaradzic/imgui,nProtect/imgui