diff --git a/.travis.yml b/.travis.yml
index 3383cf12..37f360bf 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,5 @@
 language: c++
+cache: ccache
 sudo: false
 addons:
   apt:
@@ -7,22 +8,28 @@ addons:
     packages:
     - g++-4.8
 env:
-- ARDUINO_VERSION=1.6.8 ARDUINO_ESP8266_VERSION=2.1.0 ARDUINO_ROOT=${HOME}/arduino-${ARDUINO_VERSION} ARDUINO_ESP8266_ROOT=${ARDUINO_ROOT}/hardware/esp8266com/esp8266 ARDUINO_HOME=${HOME}/Arduino
-- ARDUINO_VERSION=1.6.8 ARDUINO_ESP8266_VERSION=2.2.0-rc1 ARDUINO_ROOT=${HOME}/arduino-${ARDUINO_VERSION} ARDUINO_ESP8266_ROOT=${ARDUINO_ROOT}/hardware/esp8266com/esp8266 ARDUINO_HOME=${HOME}/Arduino
-- ARDUINO_VERSION=nightly ARDUINO_ESP8266_VERSION=master ARDUINO_ROOT=${HOME}/arduino-${ARDUINO_VERSION} ARDUINO_ESP8266_ROOT=${ARDUINO_ROOT}/hardware/esp8266com/esp8266 ARDUINO_HOME=${HOME}/Arduino
+- ARDUINO_VERSION=1.6.8 ARDUINO_ESP8266_VERSION=2.1.0 LIB_NEOPIXEL_VERSION=v1.0.5 LIB_GFX_VERSION=v1.1.5 LIB_SSD1306_VERSION=1.1.0 ARDUINO_ROOT=${HOME}/arduino-${ARDUINO_VERSION} ARDUINO_ESP8266_ROOT=${ARDUINO_ROOT}/hardware/esp8266com/esp8266 ARDUINO_HOME=${HOME}/Arduino
+- ARDUINO_VERSION=1.6.8 ARDUINO_ESP8266_VERSION=2.2.0-rc1 LIB_NEOPIXEL_VERSION=v1.0.5 LIB_GFX_VERSION=v1.1.5 LIB_SSD1306_VERSION=1.1.0 ARDUINO_ROOT=${HOME}/arduino-${ARDUINO_VERSION} ARDUINO_ESP8266_ROOT=${ARDUINO_ROOT}/hardware/esp8266com/esp8266 ARDUINO_HOME=${HOME}/Arduino
+- ARDUINO_VERSION=nightly ARDUINO_ESP8266_VERSION=master LIB_NEOPIXEL_VERSION=master LIB_GFX_VERSION=master LIB_SSD1306_VERSION=master ARDUINO_ROOT=${HOME}/arduino-${ARDUINO_VERSION} ARDUINO_ESP8266_ROOT=${ARDUINO_ROOT}/hardware/esp8266com/esp8266 ARDUINO_HOME=${HOME}/Arduino
 install:
 - if [ "$CXX" = "g++" ]; then export CXX="g++-4.8" CC="gcc-4.8"; fi
-- ( cd ${HOME} && curl -O https://downloads.arduino.cc/arduino-${ARDUINO_VERSION}-linux64.tar.xz && tar xvf arduino-${ARDUINO_VERSION}-linux64.tar.xz )
+- ( cd ${HOME} && curl -O https://downloads.arduino.cc/arduino-${ARDUINO_VERSION}-linux64.tar.xz && tar xf arduino-${ARDUINO_VERSION}-linux64.tar.xz )
 - ( cd ${HOME} && wget -q -O SoftwareSerial.zip https://github.com/plerup/espsoftwareserial/archive/097712eb07f5b3a70ef419b6e7a7ed2ada5aab85.zip && unzip -q SoftwareSerial.zip
   && rm -rf SoftwareSerial.zip && mv espsoftwareserial-* SoftwareSerial)
+- (LIB=Adafruit_NeoPixel VERSION=$LIB_NEOPIXEL_VERSION && cd ${HOME} && wget https://github.com/adafruit/$LIB/archive/$VERSION.zip -O $LIB.zip && unzip $LIB.zip && mv $LIB-* $LIB)
+- (LIB=Adafruit-GFX-Library VERSION=$LIB_GFX_VERSION && cd ${HOME} && wget https://github.com/adafruit/$LIB/archive/$VERSION.zip -O $LIB.zip && unzip $LIB.zip && mv $LIB-* $LIB)
+- (LIB=Adafruit_SSD1306 VERSION=$LIB_SSD1306_VERSION && cd ${HOME} && wget https://github.com/adafruit/$LIB/archive/$VERSION.zip -O $LIB.zip && unzip $LIB.zip && mv $LIB-* $LIB)
 - git clone --branch ${ARDUINO_ESP8266_VERSION} https://github.com/esp8266/Arduino.git ${ARDUINO_ESP8266_ROOT}
 - git submodule init && git submodule update
 - ( cd ${ARDUINO_ESP8266_ROOT}/tools && python get.py )
 before_script:
 - mkdir -p ${ARDUINO_HOME}/libraries
-- ( cd ${ARDUINO_HOME}/libraries && ln -s ${TRAVIS_BUILD_DIR} firebase-arduino && ln -s ${TRAVIS_BUILD_DIR}/src/third-party/arduino-json-5.2 ArduinoJson && ln -s ${HOME}/SoftwareSerial SoftwareSerial )
+- ( cd ${ARDUINO_HOME}/libraries && ln -s ${TRAVIS_BUILD_DIR} firebase-arduino && ln -s ${TRAVIS_BUILD_DIR}/src/third-party/arduino-json-5.2 ArduinoJson && ln -s ${HOME}/SoftwareSerial ./
+  && ln -s ${HOME}/Adafruit_NeoPixel ./ && ln -s ${HOME}/Adafruit-GFX-Library ./ && ln -s ${HOME}/Adafruit_SSD1306 ./)
 script:
 - ${ARDUINO_ROOT}/arduino-builder -verbose  -hardware ${ARDUINO_ROOT}/hardware/ -tools ${ARDUINO_ESP8266_ROOT}/tools/ -tools ${ARDUINO_ROOT}/tools-builder/ -fqbn esp8266com:esp8266:nodemcuv2 -libraries ${ARDUINO_HOME}/libraries/ -prefs build.flash_ld=${ARDUINO_ESP8266_ROOT}/tools/sdk/ld/eagle.flash.4m.ld -prefs build.flash_freq=40 -prefs build.flash_size=4M examples/FirebaseDemo_ESP8266/FirebaseDemo_ESP8266.ino
 - ${ARDUINO_ROOT}/arduino-builder -verbose  -hardware ${ARDUINO_ROOT}/hardware/ -tools ${ARDUINO_ESP8266_ROOT}/tools/ -tools ${ARDUINO_ROOT}/tools-builder/ -fqbn esp8266com:esp8266:nodemcuv2 -libraries ${ARDUINO_HOME}/libraries/ -prefs build.flash_ld=${ARDUINO_ESP8266_ROOT}/tools/sdk/ld/eagle.flash.4m.ld -prefs build.flash_freq=40 -prefs build.flash_size=4M examples/FirebaseSerialHost_ESP8266/FirebaseSerialHost_ESP8266.ino
+- ${ARDUINO_ROOT}/arduino-builder -verbose  -hardware ${ARDUINO_ROOT}/hardware/ -tools ${ARDUINO_ESP8266_ROOT}/tools/ -tools ${ARDUINO_ROOT}/tools-builder/ -fqbn esp8266com:esp8266:nodemcuv2 -libraries ${ARDUINO_HOME}/libraries/ -prefs build.flash_ld=${ARDUINO_ESP8266_ROOT}/tools/sdk/ld/eagle.flash.4m.ld -prefs build.flash_freq=40 -prefs build.flash_size=4M examples/Firebase_ESP8266_LEDs/Firebase_ESP8266_Neopixel/Firebase_ESP8266_Neopixel.ino
+- ${ARDUINO_ROOT}/arduino-builder -verbose  -hardware ${ARDUINO_ROOT}/hardware/ -tools ${ARDUINO_ESP8266_ROOT}/tools/ -tools ${ARDUINO_ROOT}/tools-builder/ -fqbn esp8266com:esp8266:nodemcuv2 -libraries ${ARDUINO_HOME}/libraries/ -prefs build.flash_ld=${ARDUINO_ESP8266_ROOT}/tools/sdk/ld/eagle.flash.4m.ld -prefs build.flash_freq=40 -prefs build.flash_size=4M examples/FirebaseStream_ESP8266/FirebaseStream_ESP8266.ino
 - (cd test && make check)
 - (cd test/modem/ && make test)
diff --git a/examples/FirebaseStream_ESP8266/FirebaseStream_ESP8266.ino b/examples/FirebaseStream_ESP8266/FirebaseStream_ESP8266.ino
index 979c985f..756e0756 100644
--- a/examples/FirebaseStream_ESP8266/FirebaseStream_ESP8266.ino
+++ b/examples/FirebaseStream_ESP8266/FirebaseStream_ESP8266.ino
@@ -21,7 +21,6 @@
 #include <ESP8266WiFi.h>
 #include <Adafruit_GFX.h>
 #include <Adafruit_SSD1306.h>
-#include <ArduinoJson.h>
 
 #define OLED_RESET 3
 Adafruit_SSD1306 display(OLED_RESET);
@@ -66,8 +65,8 @@ void loop() {
        Serial.println(event);
        JsonObject& json = buf.parseObject((char*)event.c_str());
        String path = json["path"];
-       float data = json["data"];       
-     
+       float data = json["data"];
+
        // TODO(proppy): parse JSON object.
        display.clearDisplay();
        display.setTextSize(2);
diff --git a/examples/Firebase_ESP8266_LEDs/Firebase_ESP8266_Neopixel/Firebase_ESP8266_Neopixel.ino b/examples/Firebase_ESP8266_LEDs/Firebase_ESP8266_Neopixel/Firebase_ESP8266_Neopixel.ino
index 99e3ec0c..af58acf3 100644
--- a/examples/Firebase_ESP8266_LEDs/Firebase_ESP8266_Neopixel/Firebase_ESP8266_Neopixel.ino
+++ b/examples/Firebase_ESP8266_LEDs/Firebase_ESP8266_Neopixel/Firebase_ESP8266_Neopixel.ino
@@ -17,7 +17,6 @@
 // Firebase_ESP8266-Neopixel is a sample that demonstrates how
 // to set pixel data using a firebase stream.
 #include <Firebase.h>
-#include <ArduinoJson.h>
 #include <ESP8266WiFi.h>
 
 #include <Adafruit_NeoPixel.h>
@@ -26,11 +25,8 @@
 const int PIN=13;
 Adafruit_NeoPixel strip = Adafruit_NeoPixel(32, PIN, NEO_GRB + NEO_KHZ800);
 
-#define JSON_BUFFER_SIZE 10*4
-
 // TODO: Replace with your own credentials and keep these safe.
-Firebase fbase = Firebase("YOUR-PROJECT.firebaseio.com")
-                   .auth("YOUR_AUTH_SECRET");
+Firebase fbase = Firebase("YOUR-PROJECT.firebaseio.com", "YOUR_AUTH_SECRET");
 
 void setup() {
   Serial.begin(9600);
@@ -75,14 +71,8 @@ void loop() {
       return;
   }
 
-  // Use dynamic for large JSON objects
-  //  DynamicJsonBuffer jsonBuffer;
-  StaticJsonBuffer<JSON_OBJECT_SIZE(JSON_BUFFER_SIZE)> jsonBuffer;
-
   // create an empty object
-  String ref = get.json();
-  Serial.println(ref);
-  JsonObject& pixelJSON = jsonBuffer.parseObject((char*)ref.c_str());
+  const JsonObject& pixelJSON = get.json();
 
   if(pixelJSON.success()){
     for (int i=0; i < strip.numPixels(); i++) {
@@ -94,7 +84,7 @@ void loop() {
     strip.show();
   } else {
     Serial.println("Parse fail.");
-    Serial.println(get.json());
+    Serial.println(get.response());
   }
 }