dep: require tools to be vendored

This change ot Gopkg.toml will make it easier to build the linting and
formatting tools. Vendoring their source also makes sure that updates to
these tools do not break the build.

1 files changed, 9 insertions, 0 deletions

diff --git a/Gopkg.toml b/Gopkg.toml
index 136d7b4..29da3c7 100644
--- a/Gopkg.toml
+++ b/Gopkg.toml
@@ -1,3 +1,12 @@
+# Tools required for generating, liniting, and formatting code
+required = [
+  "github.com/golang/lint/golint",
+  "github.com/golang/protobuf/protoc-gen-go",
+  "golang.org/x/tools/cmd/goimports",
+  "honnef.co/go/tools/cmd/megacheck",
+  "github.com/wadey/gocovmerge"
+]
+
 # Source dependancies
 [[constraint]]
   name = "github.com/golang/protobuf"