Add improvement issue template

diff --git a/.github/ISSUE_TEMPLATE/improvement.md b/.github/ISSUE_TEMPLATE/improvement.md
new file mode 100644 (file)
index 0000000..de24208
--- /dev/null
+++ b/.github/ISSUE_TEMPLATE/improvement.md
@@ -0,0 +1,11 @@
+---
+name: Improvement
+about: Suggest an improvement that is neither a bug fix nor a new feature
+title: ''
+labels: improvement
+assignees: ''
+
+---
+### Description ###
+<!-- Please describe your improvement suggestion below: -->
+