Add task pool, minor changes

- Add task pool to smooth impact when list in config is pretty long
- Update dependencies
- Update config

vendor/github.com/alitto/pond/.gitignore

@@ -0,0 +1,12 @@
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+
+# Test binary, built with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out