-Demos:

*added ImGUI styles
 *added new assets (fonts, shaders)
 *added cimgui.dll
 *added imports for bindbc-sdl (for WASM)
 *added simple demo
 *added demo launcher
 *added snake demo
 *impoved demo utils
 *added cimgui.bc library for WASM
-improved wasm build script
-small change in vector

demos/external/wasm_imports/bindbc/sdl/bind/sdlpower.d

@@ -0,0 +1,33 @@
+
+//          Copyright Michael D. Parker 2018.
+// Distributed under the Boost Software License, Version 1.0.
+//    (See accompanying file LICENSE_1_0.txt or copy at
+//          http://www.boost.org/LICENSE_1_0.txt)
+
+module bindbc.sdl.bind.sdlpower;
+
+import bindbc.sdl.config;
+
+enum SDL_PowerState {
+    SDL_POWERSTATE_UNKNOWN,
+    SDL_POWERSTATE_ON_BATTERY,
+    SDL_POWERSTATE_NO_BATTERY,
+    SDL_POWERSTATE_CHARGING,
+    SDL_POWERSTATE_CHARGED
+}
+mixin(expandEnum!SDL_PowerState);
+
+version(BindSDL_Static) {
+    extern(C) @nogc nothrow {
+        SDL_PowerState SDL_GetPowerInfo(int*,int*);
+    }
+}
+else {
+    extern(C) @nogc nothrow {
+        alias pSDL_GetPowerInfo = SDL_PowerState function(int*,int*);
+    }
+
+    __gshared {
+        pSDL_GetPowerInfo SDL_GetPowerInfo;
+    }
+}