demo工程暂存 优化菜单界面UI和功能

Demo/lvgl/scripts/release/patch.py

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+#!/usr/bin/env python3
+
+# Applies a commit or commits on baranch or branches 
+# USAGE:
+# patch.py -c <commit-list> -b <branch-list> [-p] [-t]
+#   - <commit-list>: list of commit SHAs to apply. 
+#   - <branch-list>: branches where the commit should be applied. * can be used as wildchar 
+# -  p: push the changes to <brach-list>
+# -  t: increment version number and create a tag

Demo/lvgl/scripts/release/release.py

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+#!/usr/bin/env python3
+
+# Create a new release from master. Execute the followings:
+# - On lvgl, lv_demos, and lv_drivers:
+#   - Detect the current version of master. E.g. 8.1-dev
+#   - Create a new branch from the master for the release. E.g. release/v8.1
+#   - Remove the "-dev" postfix from the version numbers
+#   - Create a tag for the new version. E.g. v8.1
+#   - Push the new branch and tag
+#   - Get the relevant changes from docs/CHANGELOG.md and create a blog post from it
+#   - Increment the version number in master. E.g.g 8.1-dev to 8.2-dev
+#   - Add a new section to the CHANGELOG with the new version
+# - Update the simulator and lv_port projects
+#
+# USAGE:
+# release.py <type>  
+# - <type>: -minor or -major