Use Delve v0.12.1 instead of master

vendor/github.com/derekparker/delve/terminal/docgen.go

@@ -0,0 +1,54 @@
+package terminal
+
+import (
+	"fmt"
+	"io"
+	"strings"
+)
+
+func replaceDocPath(s string) string {
+	const docpath = "$GOPATH/src/github.com/derekparker/delve/"
+
+	for {
+		start := strings.Index(s, docpath)
+		if start < 0 {
+			return s
+		}
+		var end int
+		for end = start + len(docpath); end < len(s); end++ {
+			if s[end] == ' ' {
+				break
+			}
+		}
+
+		text := s[start+len(docpath) : end]
+		s = s[:start] + fmt.Sprintf("[%s](//github.com/derekparker/delve/tree/master/%s)", text, text) + s[end:]
+	}
+}
+
+func (commands *Commands) WriteMarkdown(w io.Writer) {
+	fmt.Fprintf(w, "# Commands\n\n")
+
+	fmt.Fprintf(w, "Command | Description\n")
+	fmt.Fprintf(w, "--------|------------\n")
+	for _, cmd := range commands.cmds {
+		h := cmd.helpMsg
+		if idx := strings.Index(h, "\n"); idx >= 0 {
+			h = h[:idx]
+		}
+		fmt.Fprintf(w, "[%s](#%s) | %s\n", cmd.aliases[0], cmd.aliases[0], h)
+	}
+	fmt.Fprintf(w, "\n")
+
+	for _, cmd := range commands.cmds {
+		fmt.Fprintf(w, "## %s\n%s\n\n", cmd.aliases[0], replaceDocPath(cmd.helpMsg))
+		if len(cmd.aliases) > 1 {
+			fmt.Fprintf(w, "Aliases:")
+			for _, alias := range cmd.aliases[1:] {
+				fmt.Fprintf(w, " %s", alias)
+			}
+			fmt.Fprintf(w, "\n")
+		}
+		fmt.Fprintf(w, "\n")
+	}
+}