Remove `util.go` because it's not being used anymore.

util.go

@@ -1,96 +0,0 @@
-package influxdb
-
-import (
-	"fmt"
-
-	"code.google.com/p/log4go"
-)
-
-// TimePrecision represents a level of time precision.
-type TimePrecision int
-
-const (
-	// MicrosecondPrecision is 1/1,000,000 th of a second.
-	MicrosecondPrecision TimePrecision = iota
-	// MillisecondPrecision is 1/1,000 th of a second.
-	MillisecondPrecision
-	// SecondPrecision is 1 second precision.
-	SecondPrecision
-)
-
-func parseTimePrecision(s string) (TimePrecision, error) {
-	switch s {
-	case "u":
-		return MicrosecondPrecision, nil
-	case "m":
-		log4go.Warn("time_precision=m will be disabled in future release, use time_precision=ms instead")
-		fallthrough
-	case "ms":
-		return MillisecondPrecision, nil
-	case "s":
-		return SecondPrecision, nil
-	case "":
-		return MillisecondPrecision, nil
-	}
-
-	return 0, fmt.Errorf("Unknown time precision %s", s)
-}
-
-func hasDuplicates(ss []string) bool {
-	m := make(map[string]struct{}, len(ss))
-	for _, s := range ss {
-		if _, ok := m[s]; ok {
-			return true
-		}
-		m[s] = struct{}{}
-	}
-	return false
-}
-
-func removeField(fields []string, name string) []string {
-	index := -1
-	for idx, field := range fields {
-		if field == name {
-			index = idx
-			break
-		}
-	}
-
-	if index == -1 {
-		return fields
-	}
-
-	return append(fields[:index], fields[index+1:]...)
-}
-
-func removeTimestampFieldDefinition(fields []string) []string {
-	fields = removeField(fields, "time")
-	return removeField(fields, "sequence_number")
-}
-
-func mapKeyList(m interface{}) []string {
-
-	switch m.(type) {
-	case map[string]string:
-		return mapStrStrKeyList(m.(map[string]string))
-	case map[string]uint32:
-		return mapStrUint32KeyList(m.(map[string]uint32))
-	}
-	return nil
-}
-
-func mapStrStrKeyList(m map[string]string) []string {
-	l := make([]string, 0, len(m))
-	for k := range m {
-		l = append(l, k)
-	}
-	return l
-}
-
-func mapStrUint32KeyList(m map[string]uint32) []string {
-	l := make([]string, 0, len(m))
-	for k := range m {
-		l = append(l, k)
-	}
-	return l
-}