New firmware version 90, 190 and 244

New firmware released for the RFXtrx433 and RFXtrx433E
Please read chapter 2 of the RFXtrx User Guide.pdf to see which firmware type supports the protocols you need.
The preferred firmware version for the RFXtrx433E is the Ext firmware.
The firmware version for the RFXtrx433 is Type1 or Type2 firmware.
Type1 or Type2 firmware can be flashed in the RFXtrx433 and the RFXtrx433E.

Firmware changes in versions 433_90/190/244
– Lighting4 reports the correct pulse length
– Imagintronix/XT300 optimized

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