Clean up unused code and done TODO

code/b-parasite/src/prst/adc.h

@@ -3,13 +3,6 @@
 
 #include <stdint.h>
 
-// ADC values. Assumes 10 bits resolution.
-// TODO(rbaron) this values drift a little bit as the battery discharges.
-// I previously did a hacky linear regression to estimate them, but I'm
-// not super sure how useful that is.
-#define PRST_SOIL_WET 200
-#define PRST_SOIL_DRY 450
-
 typedef struct prst_adc_batt_val {
   int16_t raw;
   uint16_t millivolts;

code/b-parasite/src/prst/ble.c

@@ -9,10 +9,6 @@
 
 #include "prst_config.h"
 
-// TODO(rbaron): More info in the adv packet:
-// - Software version
-// - Counter
-
 // We need to pick a service UUID for broadcasting our sensor data.
 // 0x181a is defined as "environmental sensing", which seems appopriate.
 #define SERVICE_UUID 0x181a