Update i3status namings for non-awfulness

i3status.conf

@@ -6,7 +6,7 @@ general {
   output_format = "i3bar"
 }
 
-order += "volume master"
+order += "volume main"
 order += "disk /"
 order += "disk /home"
 order += "wireless _first_"
@@ -17,11 +17,11 @@ order += "load"
 order += "tztime local"
 order += "tztime utc"
 
-volume master {
+volume main {
   format = "♪:%volume"
   format_muted = "♪:muted (%volume)"
   device = "default"
-  mixer = "Master"
+  mixer = "Main"
   mixer_idx = 0
 }