v1.17

• Added ImGuiWindowFlags_AlwaysAutoResize + example app.
• Calling ImGui::SetWindowSize(0,0) force an autofit without zero-sizing first.
• ImGui::InputText() support for completion/history/custom callback + added fancy completion example in the console demo app.
• Not word-wrapping on apostrophes.
• Increased visibility of check box and radio button with smaller size.
• Smooth mouse scrolling on OSX (uses floating point scroll/wheel input).
• New version of IMGUI_ONCE_UPON_A_FRAME helper macro that works with all compilers.
• Moved IO.Font*** options to inside the IO.Font-> structure.. Added IO.FontGlobalScale setting (in addition to Font->Scale per individual font).
• Fixed more Clang -Weverything warnings.
• Examples: Added DirectX11 example application.
• Examples: Created single .sln solution for all example projects.
• Examples: Fixed DirectX9 example window initially showing an hourglass cursor.
• Examples: Removed Microsoft IME handler in examples, too niche/confusing. Moved equivalent code to imgui.cpp instruction block.