Dependency update

Godeps/_workspace/src/github.com/kardianos/osext/README.md

@@ -4,7 +4,9 @@
 
 There is sometimes utility in finding the current executable file
 that is running. This can be used for upgrading the current executable
-or finding resources located relative to the executable file.
+or finding resources located relative to the executable file. Both
+working directory and the os.Args[0] value are arbitrary and cannot
+be relied on; os.Args[0] can be "faked".
 
 Multi-platform and supports:
  * Linux

Godeps/_workspace/src/github.com/kardianos/osext/osext.go

@@ -16,12 +16,12 @@ func Executable() (string, error) {
 }
 
 // Returns same path as Executable, returns just the folder
-// path. Excludes the executable name.
+// path. Excludes the executable name and any trailing slash.
 func ExecutableFolder() (string, error) {
 	p, err := Executable()
 	if err != nil {
 		return "", err
 	}
-	folder, _ := filepath.Split(p)
-	return folder, nil
+
+	return filepath.Dir(p), nil
 }

Godeps/_workspace/src/github.com/kardianos/osext/osext_procfs.go

@@ -17,12 +17,14 @@ import (
 func executable() (string, error) {
 	switch runtime.GOOS {
 	case "linux":
-		const deletedSuffix = " (deleted)"
+		const deletedTag = " (deleted)"
 		execpath, err := os.Readlink("/proc/self/exe")
 		if err != nil {
 			return execpath, err
 		}
-		return strings.TrimSuffix(execpath, deletedSuffix), nil
+		execpath = strings.TrimSuffix(execpath, deletedTag)
+		execpath = strings.TrimPrefix(execpath, deletedTag)
+		return execpath, nil
 	case "netbsd":
 		return os.Readlink("/proc/curproc/exe")
 	case "openbsd", "dragonfly":

Godeps/_workspace/src/github.com/kardianos/osext/osext_test.go

@@ -24,6 +24,29 @@ const (
 	executableEnvValueDelete = "delete"
 )
 
+func TestPrintExecutable(t *testing.T) {
+	ef, err := Executable()
+	if err != nil {
+		t.Fatalf("Executable failed: %v", err)
+	}
+	t.Log("Executable:", ef)
+}
+func TestPrintExecutableFolder(t *testing.T) {
+	ef, err := ExecutableFolder()
+	if err != nil {
+		t.Fatalf("ExecutableFolder failed: %v", err)
+	}
+	t.Log("Executable Folder:", ef)
+}
+func TestExecutableFolder(t *testing.T) {
+	ef, err := ExecutableFolder()
+	if err != nil {
+		t.Fatalf("ExecutableFolder failed: %v", err)
+	}
+	if ef[len(ef)-1] == filepath.Separator {
+		t.Fatal("ExecutableFolder ends with a trailing slash.")
+	}
+}
 func TestExecutableMatch(t *testing.T) {
 	ep, err := Executable()
 	if err != nil {