wmstartup.sh, Dropbox: Fix bug with wmstartup hanging forever, migrate to dropbox-cli

.config/dtfscripts/wmstartup.sh

@@ -73,7 +73,7 @@ for service in $services; do
 		else
 			printf "  [INFO] Waiting on $service\n"
 			sleep 0.5
-			i=$(expr i + 1)
+			i=$(expr $i + 1)
 		fi
 	done
 	unset i

.config/polybar/config

@@ -235,8 +235,8 @@ format-prefix = "Dropbox: "
 format-prefix-foreground = ${res/colors.icon-dropbox}
 interval = 15
 
-exec = dropbox status
-exec-if = which dropbox && [ "`dropbox status`" != "Up to date" ] && wget -q --spider http://www.startpage.com/
+exec = dropbox-cli status
+exec-if = which dropbox-cli && [ "`dropbox-cli status`" != "Up to date" ] && wget -q --spider http://www.startpage.com/
 
 [module/eth]
 type = internal/network