Merge pull request #2553 from thyttan/powermanager

[Power manager] back button for settings main menu

apps/powermanager/ChangeLog

@@ -3,3 +3,4 @@
 0.03: Use default Bangle formatter for booleans
 0.04: Remove calibration with current voltage (Calibrate->Auto) as it is now handled by settings app
       Allow automatic calibration on every charge longer than 3 hours
+0.05: Add back button to settings menu.

apps/powermanager/metadata.json

@@ -2,7 +2,7 @@
   "id": "powermanager",
   "name": "Power Manager",
   "shortName": "Power Manager",
-  "version": "0.04",
+  "version": "0.05",
   "description": "Allow configuration of warnings and thresholds for battery charging and display.",
   "icon": "app.png",
   "type": "bootloader",

apps/powermanager/settings.js

@@ -23,6 +23,7 @@
     '': {
       'title': 'Power Manager'
     },
+    "< Back" : back,
     'Monotonic percentage': {
       value: !!settings.forceMonoPercentage,
       onchange: v => {