build: remove dep config files since they are not used anymore

Gopkg.toml

-# Gopkg.toml example
-#
-# Refer to https://github.com/golang/dep/blob/master/docs/Gopkg.toml.md
-# for detailed Gopkg.toml documentation.
-#
-# required = ["github.com/user/thing/cmd/thing"]
-# ignored = ["github.com/user/project/pkgX", "bitbucket.org/user/project/pkgA/pkgY"]
-#
-# [[constraint]]
-#   name = "github.com/user/project"
-#   version = "1.0.0"
-#
-# [[constraint]]
-#   name = "github.com/user/project2"
-#   branch = "dev"
-#   source = "github.com/myfork/project2"
-#
-# [[override]]
-#  name = "github.com/x/y"
-#  version = "2.4.0"
-
-required = ["github.com/smartystreets/assertions", "github.com/jtolds/gls"]
-
-ignored = [
-  "github.com/grafana/grafana/data/*",
-  "github.com/grafana/grafana/public/*",
-  "github.com/grafana/grafana/node_modules/*"
- ]
-
-[[constraint]]
-  name = "github.com/smartystreets/goconvey"
-  revision = "68dc04aab96ae4326137d6b77330c224063a927e"
-
-[[constraint]]
-  name = "github.com/smartystreets/assertions"
-  revision = "f487f9de1cd36ebab28235b9373028812fb47cbd"
-
-[[constraint]]
-  name = "github.com/jtolds/gls"
-  revision = "b4936e06046bbecbb94cae9c18127ebe510a2cb9"
-
-[[constraint]]
-  name = "github.com/BurntSushi/toml"
-  version = "0.3.0"
-
-[[constraint]]
-  branch = "master"
-  name = "github.com/Unknwon/com"
-  #version = "1.0.0"
-
-[[constraint]]
-  name = "github.com/aws/aws-sdk-go"
-  version = "1.13.56"
-
-[[constraint]]
-  branch = "master"
-  name = "github.com/benbjohnson/clock"
-
-[[constraint]]
-  branch = "master"
-  name = "github.com/bmizerany/assert"
-
-[[constraint]]
-  name = "github.com/codegangsta/cli"
-  version = "1.20.0"
-
-[[constraint]]
-  name = "github.com/davecgh/go-spew"
-  version = "1.1.0"
-
-[[constraint]]
-  name = "github.com/fatih/color"
-  version = "1.5.0"
-
-[[constraint]]
-  branch = "master"
-  name = "github.com/go-macaron/binding"
-
-[[constraint]]
-  branch = "master"
-  name = "github.com/go-macaron/gzip"
-
-[[constraint]]
-  branch = "master"
-  name = "github.com/go-macaron/session"
-
-[[constraint]]
-  name = "github.com/go-sql-driver/mysql"
-  revision = "2cc627ac8defc45d65066ae98f898166f580f9a4"
-  #version = "1.3.0" //keeping this since we would rather depend on version then commit
-
-[[constraint]]
-  name = "github.com/go-stack/stack"
-  version = "1.7.0"
-
-[[constraint]]
-  name = "github.com/go-xorm/core"
-  version = "=0.6.2"
-
-[[override]]
-  name = "github.com/go-xorm/builder"
-  version = "=0.3.4"
-
-[[constraint]]
-  name = "github.com/go-xorm/xorm"
-  version = "=0.7.1"
-
-[[constraint]]
-  name = "github.com/gorilla/websocket"
-  version = "1.2.0"
-
-[[constraint]]
-  name = "github.com/gosimple/slug"
-  version = "1.1.1"
-
-[[constraint]]
-  branch = "master"
-  name = "github.com/grafana/grafana-plugin-model"
-
-[[constraint]]
-  branch = "master"
-  name = "github.com/hashicorp/go-hclog"
-
-[[constraint]]
-  name = "github.com/hashicorp/go-plugin"
-  revision = "e8d22c780116115ae5624720c9af0c97afe4f551"
-
-[[constraint]]
-  branch = "master"
-  name = "github.com/hashicorp/go-version"
-
-[[constraint]]
-  name = "github.com/inconshreveable/log15"
-  version = "2.13.0"
-
-[[constraint]]
-  branch = "master"
-  name = "github.com/lib/pq"
-
-[[constraint]]
-  name = "github.com/mattn/go-isatty"
-  version = "0.0.3"
-
-[[constraint]]
-  name = "github.com/mattn/go-sqlite3"
-  version = "1.7.0"
-
-[[constraint]]
-  name = "github.com/opentracing/opentracing-go"
-  version = "1.0.2"
-
-[[constraint]]
-  name = "github.com/patrickmn/go-cache"
-  version = "2.1.0"
-
-[[constraint]]
-  name = "github.com/prometheus/client_golang"
-  version = "0.9.0-pre1"
-
-[[constraint]]
-  branch = "master"
-  name = "github.com/prometheus/client_model"
-
-[[constraint]]
-  branch = "master"
-  name = "github.com/prometheus/common"
-
-
-[[constraint]]
-  name = "github.com/uber/jaeger-client-go"
-  version = "2.11.2"
-
-[[constraint]]
-  name = "github.com/yudai/gojsondiff"
-  version = "1.0.0"
-
-[[constraint]]
-  branch = "master"
-  name = "golang.org/x/net"
-
-[[constraint]]
-  branch = "master"
-  name = "golang.org/x/oauth2"
-
-[[constraint]]
-  branch = "master"
-  name = "golang.org/x/sync"
-
-[[constraint]]
-  name = "gopkg.in/mail.v2"
-  branch = "v2"
-
-[[constraint]]
-  name = "gopkg.in/ini.v1"
-  version = "1.32.0"
-
-[[constraint]]
-  name = "gopkg.in/macaron.v1"
-  version = "1.2.4"
-
-[[constraint]]
-  branch = "v2"
-  name = "gopkg.in/yaml.v2"
-
-[prune]
-  non-go = true
-  go-tests = true
-  unused-packages = true
-
-[[constraint]]
-  branch = "master"
-  name = "github.com/teris-io/shortid"
-
-[[constraint]]
-  name = "github.com/denisenkom/go-mssqldb"
-  revision = "270bc3860bb94dd3a3ffd047377d746c5e276726"
-
-[[constraint]]
-  name = "github.com/VividCortex/mysqlerr"
-  branch = "master"
-
-[[constraint]]
-  name = "gopkg.in/square/go-jose.v2"
-  version = "2.1.9"
-
-[[constraint]]
-  name = "gopkg.in/ldap.v3"
-  version = "3.0.0"
-
-[[constraint]]
-  name = "github.com/pkg/errors"
-  version = "0.8.0"