bump version

Author: letmaik

package.json

@@ -2,7 +2,7 @@
  "name": "git-tree-compare",
  "displayName": "Git Tree Compare",
  "description": "Diff your worktree against a branch, tag, or commit in a tree -- especially useful for pull request preparation or merge preview",
- "version": "1.15.1",
+ "version": "1.16.0",
  "author": {
  "name": "Maik Riechert",
  "url": "https://github.com/letmaik"