Activate USTICKER device feature for all STM32 targets

LMESTM · 0xc0170 · commit 3821b544398e · 2018-04-03T13:28:25.000+02:00
diff --git a/targets/targets.json b/targets/targets.json
@@ -711,7 +711,7 @@
                 "help": "default RX STDIO pins is defined in PinNames.h file, but it can be overridden"
             }
         },
-        "device_has": ["ANALOGIN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES"]
+        "device_has": ["ANALOGIN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES", "USTICKER"]
     },
     "MIMXRT1050_EVK": {
         "supported_form_factors": ["ARDUINO"],

Original file line number	Diff line number	Diff line change
`@@ -711,7 +711,7 @@`
`711`	`711`	`"help": "default RX STDIO pins is defined in PinNames.h file, but it can be overridden"`
`712`	`712`	`}`
`713`	`713`	`},`
`714`		`- "device_has": ["ANALOGIN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES"]`
	`714`	`+ "device_has": ["ANALOGIN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES", "USTICKER"]`
`715`	`715`	`},`
`716`	`716`	`"MIMXRT1050_EVK": {`
`717`	`717`	`"supported_form_factors": ["ARDUINO"],`