New major version

Merge pull request #8 from avoykov/fix-multicore-sync-bug

Fix bug in case then we have multierror which contains only os.PathError

Merge pull request #7 from avoykov/fix-multicore-sync-bug

Fixed multi core sync bug

Merge pull request #5 from gozix/fix-sync

Fix os.Stdout.Sync error handling

Merge pull request #4 from Arty123/1.x

1.x

added processing error

move comment to the top

add string encoder config

add TimeKey

fix level