Upgrade espressif32 package to 1.6.0 (#355)

* Upgrade espressif32 package to 1.6.0

* Remove AsyncTCP pinning

* Lint

* Fix AsyncTCP version

* Fix test2

tests/test2.yaml

@@ -5,7 +5,6 @@ esphomeyaml:
   # Use this for testing while developing:
   # esphomelib_version:
   #   local: ~/path/to/esphomelib
-  use_custom_code: true
   build_path: build/test2
 
 substitutions:
@@ -55,8 +54,6 @@ ota:
 logger:
   level: DEBUG
 
-web_server:
-
 deep_sleep:
   run_duration: 20s
   sleep_duration: 50s
@@ -179,10 +176,6 @@ binary_sensor:
     direction: right
     name: APDS9960 Right
 
-remote_receiver:
-  pin: GPIO32
-  dump: []
-
 esp32_ble_tracker:
   scan_interval: 300s