Added config for DISCO_L475VG_IOT01A (ARMmbed#139)

Author: brianesquilona

mbed_app.json

@@ -101,6 +101,17 @@
             "application-start-address"        : "(MBED_CONF_APP_FLASH_START_ADDRESS+38*1024)",
             "max-application-size"             : "DEFAULT_MAX_APPLICATION_SIZE"
         },
+        "DISCO_L475VG_IOT01A": {
+            "flash-start-address"              : "0x08000000",
+            "flash-size"                       : "(1024*1024)",
+            "nvstore.area_1_address"           : "(MBED_CONF_APP_FLASH_START_ADDRESS+32*1024)",
+            "nvstore.area_1_size"              : "(2*1024)",
+            "nvstore.area_2_address"           : "(MBED_CONF_APP_FLASH_START_ADDRESS+34*1024)",
+            "nvstore.area_2_size"              : "(2*1024)",
+            "update-client.application-details": "(MBED_CONF_APP_FLASH_START_ADDRESS+36*1024)",
+            "application-start-address"        : "(MBED_CONF_APP_FLASH_START_ADDRESS+38*1024)",
+            "max-application-size"             : "DEFAULT_MAX_APPLICATION_SIZE"
+        },
         "NUCLEO_F411RE": {
             "flash-start-address"              : "0x08000000",
             "flash-size"                       : "(512*1024)",