Update bootstrap.sh (#2862)

* Update bootstrap.sh

Fix issue when generating config.json

* Update bootstrap.sh

Fix mongodb URI

bootstrap.sh

@@ -4,7 +4,7 @@ GREEN='\033[0;32m'
 NC='\033[0m'
 BOLD='\033[1m'
 CHECK="${GREEN}\xE2\x9C\x93${NC}"
-DEFAULT_MONGODB_URI='mongodb://localhost:127.0.0.1:27017/parse'
+DEFAULT_MONGODB_URI='mongodb://127.0.0.1:27017/parse'
 
 confirm() {
   DEFAULT=$1;
@@ -144,7 +144,7 @@ read -r MONGODB_URI
 
 cat > ./config.json << EOF
 {
-  "applicationId": "${APP_ID}",
+  "appId": "${APP_ID}",
   "masterKey": "${MASTER_KEY}",
   "appName": "${APP_NAME}",
   "cloud": "./cloud/main",