Fix review comments

autocomplete/bash_autocomplete

@@ -7,7 +7,7 @@ _cli_bash_autocomplete() {
     local cur opts base
     COMPREPLY=()
     cur="${COMP_WORDS[COMP_CWORD]}"
-    if [[ $cur == -* ]]; then
+    if [[ "$cur" == "-"* ]]; then
       opts=$( ${COMP_WORDS[@]:0:$COMP_CWORD} ${cur} --generate-bash-completion )
     else
       opts=$( ${COMP_WORDS[@]:0:$COMP_CWORD} --generate-bash-completion )

help.go

@@ -183,7 +183,7 @@ func printCommandSuggestions(commands []Command, writer io.Writer) {
 
 func cliArgContains(flagName string) bool {
 	for _, name := range strings.Split(flagName, ",") {
-		name = strings.Trim(name, " ")
+		name = strings.TrimSpace(name)
 		count := utf8.RuneCountInString(name)
 		if count > 2 {
 			count = 2