Update pull_request_template.md

.github/pull_request_template.md

@@ -1,8 +1,8 @@
 - Please read https://github.com/ocornut/imgui/blob/master/.github/CONTRIBUTING.md
 - When adding a feature, please describe the usage context (how you intend to use it, why you need it, etc.).
-- When fixing a warning or compilation problem, please post the compiler log and specify the version and OS you are using.
+- When adding a feature, try to attach screenshots/gifs to clarify the context and demonstrate the feature at a glance.
-- Try to attach screenshots to clarify the context and demonstrate the feature at a glance.
+- When fixing a warning or compilation problem, post the compiler log and specify the version and OS you are using.
-- Make sure your code follows the coding style already used in imgui (4 spaces instead of tabs, "type* name", "local_variable", "FunctionName", "MemberName", etc.). We don't use modern C++ idioms and can compile without C++11.
+- Make sure your code follows the coding style already used in the codebase (4 spaces identation, no tabs, `type* name`, `local_variable`, `FunctionName()`, `MemberName`, `// Text Comment`, `//CodeComment()`, etc.). We don't use modern C++ idioms, we don't use C++ style cast, we don't use C++ headers, and we can compile without a C++11 compatible compiler.
 - Make sure you create a branch for the pull request. In Git, 1 PR is associated to 1 branch. If you keep pushing to the same branch after you submitted the PR, your new commits will appear in the PR.
 
 (Clear this form before submitting your PR)