change imports to match new forks

doc.go

 ## Installation
 
 ```shell
-$ go get -v github.com/goanywhere/env
+$ go get -v git.thevis.us/skepto/env
 ```
 
 ## Usage
 package main
 
 import (
-    "github.com/goanywhere/env"
-    "github.com/goanywhere/rex"
+    "git.thevis.us/skepto/env"
+    "git.thevis.us/skepto/rex"
 )
 
 func index (ctx *rex.Context) {
 ``` go
 import (
     "fmt"
-    "github.com/goanywhere/env"
+    "git.thevis.us/skepto/env"
 )
 
 func main() {
 
 import (
     "fmt"
-    "github.com/goanywhere/env"
+    "git.thevis.us/skepto/env"
 )
 
 type Spec struct {
 import (
     "fmt"
 
-    "github.com/goanywhere/env"
+    "git.thevis.us/skepto/env"
 )
 
 func main() {

env.go

 	"strconv"
 	"strings"
 
+	"git.thevis.us/skepto/fs"
 	log "github.com/sirupsen/logrus"
-	"github.com/goanywhere/fs"
 )
 
 const tag string = "env"

env_test.go

 	"os"
 	"testing"
 
-	"github.com/goanywhere/crypto"
+	"git.thevis.us/skepto/crypto"
 	. "github.com/smartystreets/goconvey/convey"
 )