Switch to using the dep tool and update all the dependencies

vendor/github.com/skratchdot/open-golang/.gitignore

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+# Eclipse files
+.project
+
+# Compiled Object files, Static and Dynamic libs (Shared Objects)
+*.o
+*.a
+*.so
+
+# Folders
+_obj
+_test
+
+# Architecture specific extensions/prefixes
+*.[568vq]
+[568vq].out
+
+*.cgo1.go
+*.cgo2.c
+_cgo_defun.c
+_cgo_gotypes.go
+_cgo_export.*
+
+_testmain.go
+
+*.exe

vendor/github.com/skratchdot/open-golang/Makefile

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+all:
+	@echo "Try 'make readme'"
+
+readme:
+	godoc -templates=./readme-template/ "github.com/skratchdot/open-golang/open" > ./README.md

vendor/github.com/skratchdot/open-golang/README.md

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+# open
+
+## Description ##
+
+    Open a file, directory, or URI using the OS's default application for
+    that object type. Optionally, you can specify an application to use.
+
+    This is a proxy for the following commands:
+
+	        OSX: "open"
+	    Windows: "start"
+	Linux/Other: "xdg-open"
+
+    This is a golang port of the node.js module:
+    https://github.com/pwnall/node-open
+
+
+## Documentation ##
+
+[http://godoc.org/github.com/skratchdot/open-golang/open](http://godoc.org/github.com/skratchdot/open-golang/open)
+
+## Import ##
+
+    import "github.com/skratchdot/open-golang/open"
+
+## Usage ##
+
+### open google.com in the user's default browser (method 1):
+
+	open.Run("https://google.com/")
+	
+### open google.com in the user's default browser (method 2):
+
+	open.Start("https://google.com")
+
+### you can listen for errors
+
+	err := open.Run("https://google.com/")
+	
+### you can specify the program to use
+
+	open.RunWith("https://google.com/", "firefox")	
+
+
+## Functions ##
+
+### func Run(input string) error
+
+    Open a file, directory, or URI using the OS's default application for
+    that object type. Wait for the open command to complete.
+
+### func RunWith(input string, appName string) error
+
+    Open a file, directory, or URI using the specified application. Wait for
+    the open command to complete.
+
+### func Start(input string) error
+
+    Open a file, directory, or URI using the OS's default application for
+    that object type. Don't wait for the open command to complete.
+
+### func StartWith(input string, appName string) error
+
+    Open a file, directory, or URI using the specified application. Don't
+    wait for the open command to complete.
+
+
+## License ##
+
+Copyright (c) 2013 skratchdot  
+Licensed under the MIT license.

vendor/github.com/skratchdot/open-golang/open/open_test.go

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+package open
+
+import "testing"
+
+func TestRun(t *testing.T) {
+	// shouldn't error
+	input := "https://google.com/"
+	err := Run(input)
+	if err != nil {
+		t.Errorf("open.Run(\"%s\") threw an error: %s", input, err)
+	}
+
+	// should error
+	input = "xxxxxxxxxxxxxxx"
+	err = Run(input)
+	if err == nil {
+		t.Errorf("Run(\"%s\") did not throw an error as expected", input)
+	}
+}
+
+func TestStart(t *testing.T) {
+	// shouldn't error
+	input := "https://google.com/"
+	err := Start(input)
+	if err != nil {
+		t.Errorf("open.Start(\"%s\") threw an error: %s", input, err)
+	}
+
+	// shouldn't error
+	input = "xxxxxxxxxxxxxxx"
+	err = Start(input)
+	if err != nil {
+		t.Errorf("open.Start(\"%s\") shouldn't even fail on invalid input: %s", input, err)
+	}
+}
+
+func TestRunWith(t *testing.T) {
+	// shouldn't error
+	input := "https://google.com/"
+	app := "firefox"
+	err := RunWith(input, app)
+	if err != nil {
+		t.Errorf("open.RunWith(\"%s\", \"%s\") threw an error: %s", input, app, err)
+	}
+
+	// should error
+	app = "xxxxxxxxxxxxxxx"
+	err = RunWith(input, app)
+	if err == nil {
+		t.Errorf("RunWith(\"%s\", \"%s\") did not throw an error as expected", input, app)
+	}
+}
+
+func TestStartWith(t *testing.T) {
+	// shouldn't error
+	input := "https://google.com/"
+	app := "firefox"
+	err := StartWith(input, app)
+	if err != nil {
+		t.Errorf("open.StartWith(\"%s\", \"%s\") threw an error: %s", input, app, err)
+	}
+
+	// shouldn't error
+	input = "[<Invalid URL>]"
+	err = StartWith(input, app)
+	if err != nil {
+		t.Errorf("StartWith(\"%s\", \"%s\") shouldn't even fail on invalid input: %s", input, app, err)
+	}
+
+}

vendor/github.com/skratchdot/open-golang/readme-template/package.txt

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+{{with .PAst}}{{node $ .}}{{end}}{{/*
+
+---------------------------------------
+
+*/}}{{with .PDoc}}{{if $.IsMain}}COMMAND DOCUMENTATION
+
+{{comment_text .Doc "    " "\t"}}
+{{else}}# {{.Name}}
+
+## Description ##
+
+{{comment_text .Doc "    " "\t"}}
+
+## Documentation ##
+
+[http://godoc.org/{{.ImportPath}}](http://godoc.org/{{.ImportPath}})
+
+## Import ##
+
+    import "{{.ImportPath}}"
+
+## Usage ##
+
+### open google.com in the user's default browser (method 1):
+
+	open.Run("https://google.com/")
+	
+### open google.com in the user's default browser (method 2):
+
+	open.Start("https://google.com")
+
+### you can listen for errors
+
+	err := open.Run("https://google.com/")
+	
+### you can specify the program to use
+
+	open.RunWith("https://google.com/", "firefox")	
+
+{{example_text $ "" "    "}}{{/*
+
+---------------------------------------
+
+*/}}{{with .Consts}}
+CONSTANTS
+
+{{range .}}{{node $ .Decl}}
+{{comment_text .Doc "    " "\t"}}
+{{end}}{{end}}{{/*
+
+---------------------------------------
+
+*/}}{{with .Vars}}
+VARIABLES
+
+{{range .}}{{node $ .Decl}}
+{{comment_text .Doc "    " "\t"}}
+{{end}}{{end}}{{/*
+
+---------------------------------------
+
+*/}}{{with .Funcs}}
+## Functions ##
+
+{{range .}}### {{node $ .Decl}}
+
+{{comment_text .Doc "    " "\t"}}
+{{example_text $ .Name "    "}}{{end}}{{end}}{{/*
+
+---------------------------------------
+
+*/}}{{with .Types}}
+TYPES
+
+{{range .}}{{$tname := .Name}}{{node $ .Decl}}
+{{comment_text .Doc "    " "\t"}}
+{{range .Consts}}{{node $ .Decl}}
+{{comment_text .Doc "    " "\t"}}
+{{end}}{{range .Vars}}{{node $ .Decl}}
+{{comment_text .Doc "    " "\t"}}
+{{end}}{{example_text $ .Name "    "}}
+{{range .Funcs}}{{node $ .Decl}}
+{{comment_text .Doc "    " "\t"}}
+{{example_text $ .Name "    "}}
+{{end}}{{range .Methods}}{{node $ .Decl}}
+{{comment_text .Doc "    " "\t"}}
+{{$name := printf "%s_%s" $tname .Name}}{{example_text $ $name "    "}}{{end}}
+{{end}}{{end}}{{end}}{{/*
+
+---------------------------------------
+
+*/}}{{with $.Notes}}
+{{range $marker, $content := .}}
+{{$marker}}S
+
+{{range $content}}{{comment_text .Body "   " "\t"}}
+{{end}}{{end}}{{end}}{{end}}{{/*
+
+---------------------------------------
+
+*/}}{{with .Dirs}}
+SUBDIRECTORIES
+{{if $.DirFlat}}{{range .List}}{{if .HasPkg}}
+	{{.Path}}{{end}}{{end}}
+{{else}}{{range .List}}
+	{{repeat `. ` .Depth}}{{.Name}}{{end}}
+{{end}}{{end}}
+## License ##
+
+Copyright (c) 2013 skratchdot  
+Licensed under the MIT license.