Re-wrote from scratch in Golang

- Re-implemented the project in Golang, and deprecated Python entirely
- Implemented several new, long-requested features
- Refactored cheatsheets into a separate repository

cmd/cheat/cmd_directories.go

@@ -0,0 +1,28 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"text/tabwriter"
+
+	"github.com/cheat/cheat/internal/config"
+)
+
+// cmdDirectories lists the configured cheatpaths.
+func cmdDirectories(opts map[string]interface{}, conf config.Config) {
+
+	// initialize a tabwriter to produce cleanly columnized output
+	w := tabwriter.NewWriter(os.Stdout, 0, 0, 1, ' ', 0)
+
+	// generate sorted, columnized output
+	for _, path := range conf.Cheatpaths {
+		fmt.Fprintln(w, fmt.Sprintf(
+			"%s:\t%s",
+			path.Name,
+			path.Path,
+		))
+	}
+
+	// write columnized output to stdout
+	w.Flush()
+}