update dependencies

73 files changed, 3288 insertions, 711 deletions

diff --git a/vendor/github.com/integrii/flaggy/.gitignore b/vendor/github.com/integrii/flaggy/.gitignore
index a1338d685..f46854f39 100644
--- a/vendor/github.com/integrii/flaggy/.gitignore
+++ b/vendor/github.com/integrii/flaggy/.gitignore
@@ -12,3 +12,5 @@
 
 # Project-local glide cache, RE: https://github.com/Masterminds/glide/issues/736
 .glide/
+
+.idea/
diff --git a/vendor/github.com/integrii/flaggy/README.md b/vendor/github.com/integrii/flaggy/README.md
index dffcf99cf..740811fc7 100644
--- a/vendor/github.com/integrii/flaggy/README.md
+++ b/vendor/github.com/integrii/flaggy/README.md
@@ -172,41 +172,57 @@ Other more specific types can also be used as flag types.  They will be automati
 - time.Duration
 - []time.Duration
 
-# Recommended Program Structure
+# An Example Program
 
-Best practice when using flaggy includes setting your program's name, description, and version (at build time).
+Best practice when using flaggy includes setting your program's name, description, and version (at build time) as shown in this example program.
 
 ```go
 package main
 
 import "github.com/integrii/flaggy"
 
-// make a variable for the version which will be set at build time
+// Make a variable for the version which will be set at build time.
 var version = "unknown"
 
-// keep subcommands as globals so you can easily check if they were used later on
+// Keep subcommands as globals so you can easily check if they were used later on.
 var mySubcommand *flaggy.Subcommand
 
+// Setup the variables you want your incoming flags to set.
+var testVar string
+
+// If you would like an environment variable as the default for a value, just populate the flag
+// with the value of the environment by default.  If the flag corresponding to this value is not
+// used, then it will not be changed.
+var myVar = os.Getenv("MY_VAR")
+
+
 func init() {
   // Set your program's name and description.  These appear in help output.
   flaggy.SetName("Test Program")
   flaggy.SetDescription("A little example program")
 
-  // you can disable various things by changing bools on the default parser
-  // (or your own parser if you have created one)
+  // You can disable various things by changing bools on the default parser
+  // (or your own parser if you have created one).
   flaggy.DefaultParser.ShowHelpOnUnexpected = false
 
-  // you can set a help prepend or append on the default parser
+  // You can set a help prepend or append on the default parser.
   flaggy.DefaultParser.AdditionalHelpPrepend = "http://github.com/integrii/flaggy"
+  
+  // Add a flag to the main program (this will be available in all subcommands as well).
+  flaggy.String(&testVar, "tv", "testVariable", "A variable just for testing things!")
 
-  // create any subcommands and set their parameters
+  // Create any subcommands and set their parameters.
   mySubcommand = flaggy.NewSubcommand("mySubcommand")
   mySubcommand.Description = "My great subcommand!"
+  
+  // Add a flag to the subcommand.
+  mySubcommand.String(&myVar, "mv", "myVariable", "A variable just for me!")
 
-  // set the version and parse all inputs into variables
+  // Set the version and parse all inputs into variables.
   flaggy.SetVersion(version)
   flaggy.Parse()
 }
+
 func main(){
     if mySubcommand.Used {
       ...
diff --git a/vendor/github.com/integrii/flaggy/argumentParser.go b/vendor/github.com/integrii/flaggy/argumentParser.go
index 089f2c5ce..34d00f960 100644
--- a/vendor/github.com/integrii/flaggy/argumentParser.go
+++ b/vendor/github.com/integrii/flaggy/argumentParser.go
@@ -5,22 +5,20 @@ package flaggy
 // The return values represent the key being set, and any errors
 // returned when setting the key, such as failures to convert the string
 // into the appropriate flag value.  We stop assigning values as soon
-// as we find a parser that accepts it.
+// as we find a any parser that accepts it.
 func setValueForParsers(key string, value string, parsers ...ArgumentParser) (bool, error) {
 
-	var valueWasSet bool
-
 	for _, p := range parsers {
 		valueWasSet, err := p.SetValueForKey(key, value)
 		if err != nil {
 			return valueWasSet, err
 		}
 		if valueWasSet {
-			break
+			return true, nil
 		}
 	}
 
-	return valueWasSet, nil
+	return false, nil
 }
 
 // ArgumentParser represents a parser or subcommand
diff --git a/vendor/github.com/integrii/flaggy/main.go b/vendor/github.com/integrii/flaggy/main.go
index b44cd9155..b242cb61d 100644
--- a/vendor/github.com/integrii/flaggy/main.go
+++ b/vendor/github.com/integrii/flaggy/main.go
@@ -327,6 +327,18 @@ func exitOrPanic(code int) {
 	os.Exit(code)
 }
 
+// ShowHelpOnUnexpectedEnable enables the ShowHelpOnUnexpected behavior on the
+// default parser.  This causes unknown inputs to error out.
+func ShowHelpOnUnexpectedEnable() {
+	DefaultParser.ShowHelpOnUnexpected = true
+}
+
+// ShowHelpOnUnexpectedDisable disables the ShowHelpOnUnexpected behavior on the
+// default parser.  This causes unknown inputs to error out.
+func ShowHelpOnUnexpectedDisable() {
+	DefaultParser.ShowHelpOnUnexpected = false
+}
+
 // AddPositionalValue adds a positional value to the main parser at the global
 // context
 func AddPositionalValue(assignmentVar *string, name string, relativePosition int, required bool, description string) {
diff --git a/vendor/github.com/integrii/flaggy/parsedValue.go b/vendor/github.com/integrii/flaggy/parsedValue.go
new file mode 100644
index 000000000..04ada324a
--- /dev/null
+++ b/vendor/github.com/integrii/flaggy/parsedValue.go
@@ -0,0 +1,23 @@
+package flaggy
+
+// parsedValue represents a flag or subcommand that was parsed.  Primairily used
+// to account for all parsed values in order to determine if unknown values were
+// passed to the root parser after all subcommands have been parsed.
+type parsedValue struct {
+	Key          string
+	Value        string
+	IsPositional bool // indicates that this value was positional and not a key/value
+}
+
+// newParsedValue creates and returns a new parsedValue struct with the
+// supplied values set
+func newParsedValue(key string, value string, isPositional bool) parsedValue {
+	if len(key) == 0 && len(value) == 0 {
+		panic("cant add parsed value with no key or value")
+	}
+	return parsedValue{
+		Key:          key,
+		Value:        value,
+		IsPositional: isPositional,
+	}
+}
diff --git a/vendor/github.com/integrii/flaggy/parser.go b/vendor/github.com/integrii/flaggy/parser.go
index 066393266..41ab76e60 100644
--- a/vendor/github.com/integrii/flaggy/parser.go
+++ b/vendor/github.com/integrii/flaggy/parser.go
@@ -4,18 +4,20 @@ import (
 	"errors"
 	"fmt"
 	"os"
+	"strconv"
 
 	"text/template"
 )
 
-// Parser represents the set of vars and subcommands we are expecting
-// from our input args, and the parser than handles them all.
+// Parser represents the set of flags and subcommands we are expecting
+// from our input arguments.  Parser is the top level struct responsible for
+// parsing an entire set of subcommands and flags.
 type Parser struct {
 	Subcommand
 	Version                    string             // the optional version of the parser.
 	ShowHelpWithHFlag          bool               // display help when -h or --help passed
 	ShowVersionWithVersionFlag bool               // display the version when --version passed
-	ShowHelpOnUnexpected       bool               // display help when an unexpected flag is passed
+	ShowHelpOnUnexpected       bool               // display help when an unexpected flag or subcommand is passed
 	TrailingArguments          []string           // everything after a -- is placed here
 	HelpTemplate               *template.Template // template for Help output
 	trailingArgumentsExtracted bool               // indicates that trailing args have been parsed and should not be appended again
@@ -46,8 +48,89 @@ func (p *Parser) ParseArgs(args []string) error {
 		return errors.New("Parser.Parse() called twice on parser with name: " + " " + p.Name + " " + p.ShortName)
 	}
 	p.parsed = true
-	// debugPrint("Kicking off parsing with args:", args)
-	return p.parse(p, args, 0)
+
+	debugPrint("Kicking off parsing with args:", args)
+	err := p.parse(p, args, 0)
+	if err != nil {
+		return err
+	}
+
+	// if we are set to crash on unexpected args, look for those here TODO
+	if p.ShowHelpOnUnexpected {
+		parsedValues := p.findAllParsedValues()
+		debugPrint("parsedValues:", parsedValues)
+		argsNotParsed := findArgsNotInParsedValues(args, parsedValues)
+		if len(argsNotParsed) > 0 {
+			// flatten out unused args for our error message
+			var argsNotParsedFlat string
+			for _, a := range argsNotParsed {
+				argsNotParsedFlat = argsNotParsedFlat + " " + a
+			}
+			p.ShowHelpAndExit("Unknown arguments supplied: " + argsNotParsedFlat)
+		}
+	}
+
+	return nil
+}
+
+// findArgsNotInParsedValues finds arguments not used in parsed values.  The
+// incoming args should be in the order supplied by the user and should not
+// include the invoked binary, which is normally the first thing in os.Args.
+func findArgsNotInParsedValues(args []string, parsedValues []parsedValue) []string {
+	var argsNotUsed []string
+	var skipNext bool
+	for _, a := range args {
+
+		// if the final argument (--) is seen, then we stop checking because all
+		// further values are trailing arguments.
+		if determineArgType(a) == argIsFinal {
+			return argsNotUsed
+		}
+
+		// allow for skipping the next arg when needed
+		if skipNext {
+			skipNext = false
+			continue
+		}
+
+		// strip flag slashes from incoming arguments so they match up with the
+		// keys from parsedValues.
+		arg := parseFlagToName(a)
+
+		// indicates that we found this arg used in one of the parsed values. Used
+		// to indicate which values should be added to argsNotUsed.
+		var foundArgUsed bool
+
+		// search all args for a corresponding parsed value
+		for _, pv := range parsedValues {
+			// this argumenet was a key
+			// debugPrint(pv.Key, "==", arg)
+			debugPrint(pv.Key + "==" + arg + " || (" + strconv.FormatBool(pv.IsPositional) + " && " + pv.Value + " == " + arg + ")")
+			if pv.Key == arg || (pv.IsPositional && pv.Value == arg) {
+				debugPrint("Found matching parsed arg for " + pv.Key)
+				foundArgUsed = true // the arg was used in this parsedValues set
+				// if the value is not a positional value and the parsed value had a
+				// value that was not blank, we skip the next value in the argument list
+				if !pv.IsPositional && len(pv.Value) > 0 {
+					skipNext = true
+					break
+				}
+			}
+			// this prevents excessive parsed values from being checked after we find
+			// the arg used for the first time
+			if foundArgUsed {
+				break
+			}
+		}
+
+		// if the arg was not used in any parsed values, then we add it to the slice
+		// of arguments not used
+		if !foundArgUsed {
+			argsNotUsed = append(argsNotUsed, arg)
+		}
+	}
+
+	return argsNotUsed
 }
 
 // ShowVersionAndExit shows the version of this parser
@@ -105,7 +188,8 @@ func (p *Parser) ShowHelpWithMessage(message string) {
 	}
 }
 
-// Disable show version with --version. It is enabled by default.
+// DisableShowVersionWithVersion disables the showing of version information
+// with --version. It is enabled by default.
 func (p *Parser) DisableShowVersionWithVersion() {
 	p.ShowVersionWithVersionFlag = false
 }
diff --git a/vendor/github.com/integrii/flaggy/subCommand.go b/vendor/github.com/integrii/flaggy/subCommand.go
index c0c13073d..7f99e3e8a 100644
--- a/vendor/github.com/integrii/flaggy/subCommand.go
+++ b/vendor/github.com/integrii/flaggy/subCommand.go
@@ -23,15 +23,20 @@ type Subcommand struct {
 	Subcommands           []*Subcommand
 	Flags                 []*Flag
 	PositionalFlags       []*PositionalValue
-	AdditionalHelpPrepend string // additional prepended message when Help is displayed
-	AdditionalHelpAppend  string // additional appended message when Help i