made to suck less, including:

* `make` works again, exporting correct database file path for local dev
* better formatting of durations
* refactored duration math to misc functions
* now tracks and displays score
* displays short-lifetime fp wipeouts in red

hn/db.go

@@ -17,6 +17,7 @@ type HNFrontPage struct {
 	HighestRank uint   // frontpage index
 	Rank        uint   // frontpage index
 	Title       string // submission title
+	Score       uint   // updoots
 	URL         string // duh
 }
 
@@ -27,6 +28,7 @@ type HNStoryRank struct {
 	Title           string    // submission title
 	URL             string    // duh
 	Rank            uint      // frontpage index
+	Score           uint      // updoots
 	FetchedAt       time.Time // identical within fetchid
 }