require v0.16.0 or higher of mqtt lib

Author: toddtreece

.travis.yml

@@ -3,7 +3,7 @@ sudo: false
 before_install:
   - source <(curl -SLs https://raw.githubusercontent.com/adafruit/travis-ci-arduino/master/install.sh)
 install:
-  - arduino --install-library "Adafruit FONA Library,Adafruit CC3000 Library"
+  - arduino --install-library "Adafruit FONA Library,Adafruit MQTT Library"
 script:
   - build_main_platforms
 notifications:

AdafruitIO.h

@@ -19,11 +19,11 @@
 #include "AdafruitIO_Data.h"
 
 #ifndef ADAFRUIT_MQTT_VERSION_MAJOR
-  #error "This sketch requires Adafruit MQTT Library v0.15.0 or higher. Please install or upgrade using the Library Manager."
+  #error "This sketch requires Adafruit MQTT Library v0.16.0 or higher. Please install or upgrade using the Library Manager."
 #endif
 
-#if ADAFRUIT_MQTT_VERSION_MAJOR == 0 && ADAFRUIT_MQTT_VERSION_MINOR < 15
-  #error "This sketch requires Adafruit MQTT Library v0.15.0 or higher. Please install or upgrade using the Library Manager."
+#if ADAFRUIT_MQTT_VERSION_MAJOR == 0 && ADAFRUIT_MQTT_VERSION_MINOR < 16
+  #error "This sketch requires Adafruit MQTT Library v0.16.0 or higher. Please install or upgrade using the Library Manager."
 #endif
 
 class AdafruitIO {