Send change log to testflight (#124)

.circleci/changelog.sh

+#!/bin/bash
+
+git log --format="%cd" -n 14 --date=short | sort -u -r | while read DATE ; do
+    echo $DATE
+    GIT_PAGER=cat git log --no-merges --format="- %s" --since="$DATE 00:00:00" --until="$DATE 24:00:00"
+	echo
+done

.circleci/config.yml

@@ -137,6 +137,7 @@ jobs:
       - run:
           name: Install NPM modules
           command: |
+            rm -rf node_modules
             npm install
             npm install react-native
 
@@ -185,7 +186,7 @@ jobs:
           name: Fastlane Tesflight Upload
           command: |
             cd ios
-            fastlane pilot upload
+            fastlane pilot upload --changelog "$(sh ../.circleci/changelog.sh)"
 
 workflows:
   version: 2