Add instructions and minor hotfixes

apps/flashcards/ChangeLog

@@ -0,0 +1,3 @@
+1.0: Local cards data
+1.1: Download cards data from Trello public board
+1.2: Configuration instructions added and card layout optimized 

apps/flashcards/README.md

@@ -1,3 +1,18 @@
-A simple flash cards application based on Trello public board.
+A simple flash cards application based on Trello public board. 
 
+Configuration:
+
+1. Create public Trello board
+2. Create new Trello list
+3. Add Trello cards:
+* card name will be flash card front text
+* card description will be flash card back text
+4. Add ".json" to the end of the Trello board URL and refresh page
+5. Find your list ID
+6. Save list ID to the "flashcards.settings.json" file on your watch, e.g.: 
+{"listId":"65942f7b27z68000996ddc00"}
+7. On your watch go to Settings -> Apps -> Flash Cards -> Get from Trello
+8. Start Flash Cards as watch app or set it as watch clock face
+9. Swipe left/right to change card
+10. Tap to switch card front/back text
 

apps/flashcards/app.js

@@ -7,7 +7,7 @@
 let SWAP_SIDE_BUZZ_MILLISECONDS = 50;
 let CARD_DATA_FILE = "flashcards.data.json";
 let CARD_EMPTY = "empty card";
-let CARD_LINE_LENGTH = 9;
+let CARD_LINE_LENGTH = 8;
 let CARD_LINE_FONT = "20%";
 
 // Modules

apps/flashcards/metadata.json

@@ -2,7 +2,7 @@
   "id": "flashcards",
   "name": "Flash Cards",
   "shortName": "Flash Cards",
-  "version": "1.1",
+  "version": "1.2",
   "description": "Flash cards based on public Trello board",
   "screenshots" : [ { "url":"screenshot.png" }],  
   "icon": "app.png",

apps/flashcards/settings.js

@@ -23,6 +23,7 @@
      }
     ,*/
     "Get from Trello": () => {
+      if (!storage.read(settingsFile)) { writeSettings();}
       E.showPrompt("Download cards?").then((v) => {
         let delay = 500;
         if (v) {