Rename shared packages by day instead of vaguely by purpose.

2018/day01-2.go

@@ -4,17 +4,17 @@ import (
 	"fmt"
 	"os"
 
-	"internal/calibration"
+	"internal/day01"
 )
 
 // Provide a filename as input, get the result on stdout
 func main() {
 	x := 0
 	found := false
-	seen := calibration.Set{0: struct{}{}}
+	seen := day01.Set{0: struct{}{}}
 
 	for {
-		x, found = calibration.ScanFrequencies(os.Args[1], &seen, x)
+		x, found = day01.ScanFrequencies(os.Args[1], &seen, x)
 		if found {
 			break
 		}