[release] 1.17.0 - New options: DisableAllLogging, DisableCDN (#151)

New options:
- `DisableAllLogging` - Disables all logging requests (exposures, custom
events, diagnostics, errors)
- `DisableCDN` - Disable use of CDN for downloading config specs

Introduce new evaluation reason `NetworkNotModified`
Minor fix for piping error print logs to custom output logger





>Included In This Release
>- d51e49a kenny-statsig
>   - replace print errors with output logger (#146)
>- 83fee7c kenny-statsig
>   - add NetworkNotModified eval reason (#148)
>- 5325d68 kenny-statsig
>   - disable CDN option (#150)
>- 55ce0d8 kenny-statsig
>   - disable error logging (#149)
>- 0dc81eb kenny-statsig
>   - disable event logging (#147)

statsig_metadata.go

@@ -14,7 +14,7 @@ type statsigMetadata struct {
 func getStatsigMetadata() statsigMetadata {
 	return statsigMetadata{
 		SDKType:         "go-sdk",
-		SDKVersion:      "1.16.0",
+		SDKVersion:      "1.17.0",
 		LanguageVersion: runtime.Version()[2:],
 		SessionID:       SessionID(),
 	}