Merge pull request #2 from per1234/valid-category

Update library.properties

Author: nseidle

library.properties

@@ -4,6 +4,6 @@ author=SparkFun Electronics <sparkfun.com>
 maintainer=SparkFun Electronics <techsupport@sparkfun.com>
 sentence=An Arduino library for interfacing with the SparkFun RHT03 (DHT22) 
 paragraph=An Arduino library for interfacing with the SparkFun RHT03 (DHT22)
-category=sensors
+category=Sensors
 url=https://github.com/sparkfun/SparkFun_RHT03_Arduino_Library
-architectures=*
+architectures=*