Better tracing

Not done yet, still need to add them to just about every other function

util/tracing.go

@@ -0,0 +1,20 @@
+package util
+
+import (
+	"github.com/rs/zerolog"
+)
+
+func Trace(l *zerolog.Logger) *zerolog.Logger {
+	if e := l.Trace(); e.Enabled() {
+		e.Caller(2).
+			Msg("Entered function")
+	}
+	return l
+}
+
+func Untrace(l *zerolog.Logger) {
+	if e := l.Trace(); e.Enabled() {
+		e.Caller(2).
+			Msg("Exited function")
+	}
+}