v2.6.2 release

[crankyoldgit]

v2.6.2 (20190616)

[Features]

• Initial support for the ESP32 architecture & boards. (Initial support for the ESP32 architecture & boards. #742)
• Add changable GPIO settings to IRMQTTServer. (Add changable GPIO settings to IRMQTTServer. #730)
• IRMQTTServer: Enforce a repeat for all Coolix calls ( IRMQTTServer: Enforce a repeat for all Coolix calls #752)
• Basic DAIKIN 160bit send and decode. (Basic DAIKIN 160bit send and decode. #754)
• Add example code for a Smart(er) IR Repeater. (Add example code for a Smart(er) IR Repeater. #740)
• Enforce Samsung A/C Quiet & Powerful mutual exclusivity.

[Misc]

• IRMQTTServer: Add some memory alloc safety checks. (IRMQTTServer: Add some memory alloc safety checks. #749)
• Move some ToString() functions to IRac.cpp (Move some ToString() functions to IRac.cpp #748)
• Increase tolerance value for TCL112AC protocol. (Increase tolerance value for TCL112AC protocol. #745)
• Fix compiler warning in IRutils_test.cpp (Fix compiler warning in IRutils_test.cpp #756)
• Scrape Supported Protocols and generate SupportedProtocols.md (Scrape Supported Protocols and generate SupportedProtocols.md #755)
• Make supported device info more organised. (Make supported device info more organised. #753)

[crankyoldgit]

Note: New release had to happen due to changes in the library.* files introduced with the ESP32 PR.
i.e. Arduino library manager would pickup v2.6.1 would support ESP32, when the "release" didn't.