refactor: don't use global Config in private func (#1197)

* refactor: cve_client.go

* refactor: don't use global Config in private func

* remove import alias for config

* refactor: dbclient

* refactor: resultDir

* refactor: resultsDir

* refactor

* refactor: gost

* refactor: db client

* refactor: cveDB

* refactor: cvedb

* refactor: exploitDB

* refactor: remove detector/dbclient.go

* refactor: writer

* refactor: syslog writer

* refactor: ips

* refactor: ensureResultDir

* refactor: proxy

* fix(db): call CloseDB

* add integration test

* feat(report): sort array in json

* sort func for json diff

* add build-int to makefile

* add int-rds-redis to makefile

* fix: test case, makefile

* fix makefile

* show cve count after diff

* make diff

* diff -c

* sort exploits in json for diff

* sort metasploit, exploit

reporter/s3.go

@@ -15,7 +15,7 @@ import (
 	"github.com/aws/aws-sdk-go/service/s3"
 	"golang.org/x/xerrors"
 
-	c "github.com/future-architect/vuls/config"
+	"github.com/future-architect/vuls/config"
 	"github.com/future-architect/vuls/models"
 )
 
@@ -27,7 +27,7 @@ type S3Writer struct {
 	FormatList        bool
 	Gzip              bool
 
-	c.AWSConf
+	config.AWSConf
 }
 
 func (w S3Writer) getS3() (*s3.S3, error) {