Implement Cobra CLI tooling, Viper config tooling (#336)

* start pulling out + replacing urfave and config

* replace many many instances of config

* move more stuff => viper

* properly remove urfave

* move some flags to root command

* add testrig commands to root

* alias config file keys

* start adding cli parsing tests

* reorder viper init

* remove config path alias

* fmt

* change config file keys to non-nested

* we're more or less in business now

* tidy up the common func

* go fmt

* get tests passing again

* add note about the cliparsing tests

* reorganize

* update docs with changes

* structure cmd dir better

* rename + move some files around

* fix dangling comma

1 files changed, 0 insertions, 54 deletions

diff --git a/vendor/github.com/urfave/cli/v2/args.go b/vendor/github.com/urfave/cli/v2/args.go
deleted file mode 100644
index bd65c17bd..000000000
--- a/vendor/github.com/urfave/cli/v2/args.go
+++ /dev/null
@@ -1,54 +0,0 @@
-package cli
-
-type Args interface {
-	// Get returns the nth argument, or else a blank string
-	Get(n int) string
-	// First returns the first argument, or else a blank string
-	First() string
-	// Tail returns the rest of the arguments (not the first one)
-	// or else an empty string slice
-	Tail() []string
-	// Len returns the length of the wrapped slice
-	Len() int
-	// Present checks if there are any arguments present
-	Present() bool
-	// Slice returns a copy of the internal slice
-	Slice() []string
-}
-
-type args []string
-
-func (a *args) Get(n int) string {
-	if len(*a) > n {
-		return (*a)[n]
-	}
-	return ""
-}
-
-func (a *args) First() string {
-	return a.Get(0)
-}
-
-func (a *args) Tail() []string {
-	if a.Len() >= 2 {
-		tail := []string((*a)[1:])
-		ret := make([]string, len(tail))
-		copy(ret, tail)
-		return ret
-	}
-	return []string{}
-}
-
-func (a *args) Len() int {
-	return len(*a)
-}
-
-func (a *args) Present() bool {
-	return a.Len() != 0
-}
-
-func (a *args) Slice() []string {
-	ret := make([]string, len(*a))
-	copy(ret, *a)
-	return ret
-}