Refactor to use better cli command framework (#177)

* starting to refactor commands

* work

* not sure

* all commands working!

* actually add file

* work in delay flag again

* start to refactor out console printing

* i hate line endings

* simple travis test to find direct output

* remove all direct printing from push/preview

* checkin vendor

* don't need this yet

* forgot to commit these

* make version explicit command

* some code review

* Add "check" subcommand.

* move stuff to commands package

* fix

* comment out check for printlns. for now

* alphabet hax

* activedir flags gone. use creds instead

* active dir doc update

* remove bind specific flags. creds instead

* default to zones dir

* fix linux build

* fix test

* cleanup random global* vars

* Clean up PowerShell docs

* rename dump-ir to print-ir. combine with print-js

providers/bind/bindProvider.go

@@ -16,7 +16,6 @@ bind -
 import (
 	"bytes"
 	"encoding/json"
-	"flag"
 	"fmt"
 	"log"
 	"os"
@@ -34,8 +33,12 @@ import (
 func initBind(config map[string]string, providermeta json.RawMessage) (providers.DNSServiceProvider, error) {
 	// config -- the key/values from creds.json
 	// meta -- the json blob from NewReq('name', 'TYPE', meta)
-
-	api := &Bind{}
+	api := &Bind{
+		directory: config["directory"],
+	}
+	if api.directory == "" {
+		api.directory = "zones"
+	}
 	if len(providermeta) != 0 {
 		err := json.Unmarshal(providermeta, api)
 		if err != nil {
@@ -68,10 +71,9 @@ type Bind struct {
 	DefaultNS   []string `json:"default_ns"`
 	DefaultSoa  SoaInfo  `json:"default_soa"`
 	nameservers []*models.Nameserver
+	directory   string
 }
 
-var bindBaseDir = flag.String("bindtree", "zones", "BIND: Directory that stores BIND zonefiles.")
-
 //var bindSkeletin = flag.String("bind_skeletin", "skeletin/master/var/named/chroot/var/named/master", "")
 
 func rrToRecord(rr dns.RR, origin string, replaceSerial uint32) (models.RecordConfig, uint32) {
@@ -189,7 +191,7 @@ func (c *Bind) GetDomainCorrections(dc *models.DomainConfig) ([]*models.Correcti
 	// Read foundRecords:
 	foundRecords := make([]*models.RecordConfig, 0)
 	var oldSerial, newSerial uint32
-	zonefile := filepath.Join(*bindBaseDir, strings.Replace(strings.ToLower(dc.Name), "/", "_", -1)+".zone")
+	zonefile := filepath.Join(c.directory, strings.Replace(strings.ToLower(dc.Name), "/", "_", -1)+".zone")
 	foundFH, err := os.Open(zonefile)
 	zoneFileFound := err == nil
 	if err != nil && !os.IsNotExist(os.ErrNotExist) {