merge local branch 'mover_in_c++'

ref/imgui/.github/issue_template.md

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+IF YOU ARE HAVING AN ISSUE COMPILING/LINKING/RUNNING/DISPLAYING/ADDING FONTS/WIRING INPUTS, please post on the "Getting Started" Discourse forum:
+https://discourse.dearimgui.org/c/getting-started
+
+Otherwise, you may use this Issue Tracker to ask for help and submit bug reports, feature requests or suggestions. PLEASE CAREFULLY READ THIS DOCUMENT before submitting any issue:
+https://github.com/ocornut/imgui/blob/master/.github/CONTRIBUTING.md
+(Click "Preview" to turn the URL above into a clickable link)
+
+PLEASE MAKE SURE that you have: read the FAQ in imgui.cpp; explored the contents of ShowDemoWindow() including the Examples menu; searched among Issues; used your IDE to search for keywords in all sources and text files; and read the CONTRIBUTING.md file linked above.
+
+(Delete everything above this section before submitting your issue.)
+
+----
+
+**Version/Branch of Dear ImGui:**
+
+XXX
+
+**Back-end file/Renderer/OS:** _(or specify if you are using a custom engine back-end)_
+
+Back-ends: imgui_impl_XXX.cpp + imgui_impl_XXX.cpp
+OS: XXX 
+Compiler: XXX _(if the question is related to building)_
+
+**My Issue/Question:** _(please provide context)_
+
+**Standalone, minimal, complete and verifiable example:** _(see CONTRIBUTING.md)_
+```
+ImGui::Begin("Example Bug");
+MoreCodeToExplainMyIssue();
+ImGui::End();
+```
+
+**Screenshots/Video** _(you can drag files here)_