Fix variable name problem

1.19

fix variable name problem

Cleanup and bug fix

• Support for negative temperatures with DHT11
• Cleanup examples
• Push new version number 1.18

Back to working version by removing the last commit

Version 1.16 did not work well on ESP8266 due to the "CPU usage reducing delay".
Removed that change and library works well again.

Some improvements

Reduce CPU usage and add decimal part for DHT11
Using noInterrupts() & interrupts() instead of cli and sei

Updated ESP8266 example

Fix typo in ESP8266 example

Added getPin function

1.13

Merge remote-tracking branch 'origin/master'

Updated ESP8266 example

Updated ESP8266 example, the delay between 2 readings was too short for the DHT sensor

2018^07-17: Use correct field separator in keywords.txt + corrected wrong deprecation

1.0.9

Use correct field separator in keywords.txt + corrected wrong depreca…

Fix bug in DHT_ESP32 example

Fixed bug in DHT_ESP32.ino example.
Added potential compatibility with DHT33 and DHT44 sensors
Autodetection of sensors is not working reliable. It will be removed in the future and is now marked deprecated.

Updated examples to make it easier to distinguish between ESP32 and ESP8266 examples

Smaller changes in the examples to mark them whether they are for ESP32 or ESP8266!
Changed ESP32 include ESP32Ticker.h to Ticker.h