restore composer.json, add mysqli extension

public/vendor/editor/.gitignore

@@ -0,0 +1,53 @@
+# vim editing
+*.swp
+*.swo
+.tern-port
+.DS_Store
+
+# vscode editing
+.vscode
+
+# node modules
+npm-debug.log
+node_modules
+bower_components
+# node lock file
+package-lock.json
+
+*.sublime*
+.build*
+
+# zip file
+*.zip
+
+# webfont temp
+src/icons/dist/*
+
+.versions
+coverage/
+
+.idea/
+*.iml
+
+# NuGet
+build/
+
+#log files
+*.log
+
+# Ignoring dist folder content
+
+# Ignoring visual studio
+.vs
+
+# e2e tests
+selenium-server-standalone.jar
+test/reports/
+selenium-debug.log
+
+# Ignoring rpt2_cache
+.rpt2_cache
+
+# direnv
+.envrc
+.env