opentracing -> opencensus (#802)

* update vendor directory, add go.opencensus.io

* update imports

* oops

* s/opentracing/opencensus/ & remove prometheus / zipkin stuff & remove old stats

* the dep train rides again

* fix gin build

* deps from last guy

* start in on the agent metrics

* she builds

* remove tags for now, cardinality error is fussing. subscribe instead of register

* update to patched version of opencensus to proceed for now TODO switch to a release

* meh

fix imports

* println debug the bad boys

* lace it with the tags

* update deps again

* fix all inconsistent cardinality errors

* add our own logger

* fix init

* fix oom measure

* remove bugged removal code

* fix s3 measures

* fix prom handler nil

Gopkg.lock

@@ -34,18 +34,6 @@
   packages = ["."]
   revision = "de5bf2ad457846296e2031421a34e2568e304e35"
 
-[[projects]]
-  name = "github.com/Shopify/sarama"
-  packages = ["."]
-  revision = "3b1b38866a79f06deddf0487d5c27ba0697ccd65"
-  version = "v1.15.0"
-
-[[projects]]
-  name = "github.com/apache/thrift"
-  packages = ["lib/go/thrift"]
-  revision = "327ebb6c2b6df8bf075da02ef45a2a034e9b79ba"
-  version = "0.11.0"
-
 [[projects]]
   name = "github.com/asaskevich/govalidator"
   packages = ["."]
@@ -71,6 +59,7 @@
     "aws/request",
     "aws/session",
     "aws/signer/v4",
+    "internal/sdkrand",
     "internal/shareddefaults",
     "private/protocol",
     "private/protocol/query",
@@ -83,8 +72,8 @@
     "service/s3/s3manager",
     "service/sts"
   ]
-  revision = "decd990ddc5dcdf2f73309cbcab90d06b996ca28"
-  version = "v1.12.67"
+  revision = "bff41fb23b7550368282029f6478819d6a99ae0f"
+  version = "v1.12.79"
 
 [[projects]]
   branch = "master"
@@ -101,23 +90,14 @@
   branch = "master"
   name = "github.com/containerd/continuity"
   packages = ["pathdriver"]
-  revision = "b2b946a77f5973f420514090d6f6dd58b08303f0"
+  revision = "d8fb8589b0e8e85b8c8bbaa8840226d0dfeb7371"
 
 [[projects]]
   name = "github.com/coreos/go-semver"
-  packages = [
-    ".",
-    "semver"
-  ]
+  packages = ["semver"]
   revision = "8ab6407b697782a06568d4b7f1db25550ec2e4c6"
   version = "v0.2.0"
 
-[[projects]]
-  name = "github.com/davecgh/go-spew"
-  packages = ["spew"]
-  revision = "346938d642f2ec3594ed81d874461961cd0faa76"
-  version = "v1.1.0"
-
 [[projects]]
   name = "github.com/docker/distribution"
   packages = [
@@ -168,7 +148,7 @@
     "pkg/term",
     "pkg/term/windows"
   ]
-  revision = "99cfb5f31ad82238573de3475bf5bb0435ac1ebc"
+  revision = "1346a2c89a11f2d111ff20f46d557f1f9ccbbeb7"
 
 [[projects]]
   name = "github.com/docker/go-connections"
@@ -188,29 +168,14 @@
   packages = ["."]
   revision = "aabc10ec26b754e797f9028f4589c5b7bd90dc20"
 
-[[projects]]
-  name = "github.com/eapache/go-resiliency"
-  packages = ["breaker"]
-  revision = "6800482f2c813e689c88b7ed3282262385011890"
-  version = "v1.0.0"
-
-[[projects]]
-  branch = "master"
-  name = "github.com/eapache/go-xerial-snappy"
-  packages = ["."]
-  revision = "bb955e01b9346ac19dc29eb16586c90ded99a98c"
-
-[[projects]]
-  name = "github.com/eapache/queue"
-  packages = ["."]
-  revision = "44cc805cf13205b55f69e14bcb69867d1ae92f98"
-  version = "v1.1.0"
-
 [[projects]]
   branch = "master"
   name = "github.com/fnproject/fdk-go"
-  packages = ["."]
-  revision = "46839d559f713a68137f3e4fc4117e7440231c57"
+  packages = [
+    ".",
+    "utils"
+  ]
+  revision = "49183b946a083774a18b0de0a3184abebc1dec8d"
 
 [[projects]]
   name = "github.com/fnproject/fn_go"
@@ -237,7 +202,7 @@
     "redis"
   ]
   revision = "d1ed5c67e5794de818ea85e6b522fda02623a484"
-  version = "v1.4.0"
+  version = "v1.5.0"
 
 [[projects]]
   name = "github.com/gin-contrib/cors"
@@ -267,17 +232,11 @@
   revision = "32e4c1e6bc4e7d0d8451aa6b75200d19e37a536a"
   version = "v1.32.0"
 
-[[projects]]
-  name = "github.com/go-logfmt/logfmt"
-  packages = ["."]
-  revision = "390ab7935ee28ec6b286364bba9b4dd6410cb3d5"
-  version = "v0.3.0"
-
 [[projects]]
   branch = "master"
   name = "github.com/go-openapi/analysis"
   packages = ["."]
-  revision = "0db1e4cf47d6eb0fc6b25135868c3483cc6b066e"
+  revision = "f59a71f0ece6f9dfb438be7f45148f006cbad88e"
 
 [[projects]]
   branch = "master"
@@ -316,31 +275,31 @@
     "middleware/untyped",
     "security"
   ]
-  revision = "be1313bd8283bc82b48033942f0f3730eaef2d90"
+  revision = "09fac855d8504674b22594470227bd94e5005025"
 
 [[projects]]
   branch = "master"
   name = "github.com/go-openapi/spec"
   packages = ["."]
-  revision = "fa03337d7da5735229ee8f5e9d5d0b996014b7f8"
+  revision = "1de3e0542de65ad8d75452a595886fdd0befb363"
 
 [[projects]]
   branch = "master"
   name = "github.com/go-openapi/strfmt"
   packages = ["."]
-  revision = "4dd3d302e100bae008baedc42d446ce83bdd10ad"
+  revision = "6d1a47fad79c81e8cd732889cb80e91123951860"
 
 [[projects]]
   branch = "master"
   name = "github.com/go-openapi/swag"
   packages = ["."]
-  revision = "84f4bee7c0a6db40e3166044c7983c1c32125429"
+  revision = "0d03ad0b6405ada874d59d97c416b5cf4234e154"
 
 [[projects]]
   branch = "master"
   name = "github.com/go-openapi/validate"
   packages = ["."]
-  revision = "9b5947525af6a4843d2b9576e5943b9931ad535d"
+  revision = "180bba53b98899f743a112e568bed9e2ef31aa20"
 
 [[projects]]
   name = "github.com/go-sql-driver/mysql"
@@ -350,26 +309,20 @@
 [[projects]]
   name = "github.com/gogo/protobuf"
   packages = ["proto"]
-  revision = "342cbe0a04158f6dcb03ca0079991a51a4248c02"
-  version = "v0.5"
+  revision = "1adfc126b41513cc696b209667c8656ea7aac67c"
+  version = "v1.0.0"
 
 [[projects]]
-  branch = "master"
   name = "github.com/golang/protobuf"
   packages = ["proto"]
-  revision = "c65a0412e71e8b9b3bfd22925720d23c0f054237"
-
-[[projects]]
-  branch = "master"
-  name = "github.com/golang/snappy"
-  packages = ["."]
-  revision = "553a641470496b2327abcac10b36396bd98e45c9"
+  revision = "925541529c1fa6821df4e44ce2723319eb2be768"
+  version = "v1.0.0"
 
 [[projects]]
   branch = "master"
   name = "github.com/google/btree"
   packages = ["."]
-  revision = "316fb6d3f031ae8f4d457c6c5186b9e3ded70435"
+  revision = "e89373fe6b4a7413d7acd6da1725b83ef713e6e4"
 
 [[projects]]
   name = "github.com/gorilla/context"
@@ -395,13 +348,7 @@
     ".",
     "reflectx"
   ]
-  revision = "de8647470aafe4854c976707c431dbe1eb2822c6"
-
-[[projects]]
-  branch = "master"
-  name = "github.com/kr/logfmt"
-  packages = ["."]
-  revision = "b84e30acd515aadc4b783ad4ff83aff3299bdfe0"
+  revision = "05cef0741ade10ca668982355b3f3f0bcf0ff0a8"
 
 [[projects]]
   branch = "master"
@@ -410,7 +357,7 @@
     ".",
     "oid"
   ]
-  revision = "61fe37aa2ee24fabcdbe5c4ac1d4ac566f88f345"
+  revision = "88edab0803230a3898347e77b474f8c1820a1f20"
 
 [[projects]]
   branch = "master"
@@ -454,7 +401,7 @@
   branch = "master"
   name = "github.com/mitchellh/mapstructure"
   packages = ["."]
-  revision = "b4575eea38cca1123ec2dc90c26529b5c5acfcff"
+  revision = "00c29f56e2386353d58c599509e8dc3801b0d716"
 
 [[projects]]
   name = "github.com/opencontainers/go-digest"
@@ -482,32 +429,13 @@
 
 [[projects]]
   branch = "master"
-  name = "github.com/opentracing-contrib/go-observer"
-  packages = ["."]
-  revision = "a52f2342449246d5bcc273e65cbdcfa5f7d6c63c"
-
-[[projects]]
-  name = "github.com/opentracing/opentracing-go"
+  name = "github.com/openzipkin/zipkin-go"
   packages = [
-    ".",
-    "ext",
-    "log"
+    "model",
+    "reporter",
+    "reporter/http"
   ]
-  revision = "1949ddbfd147afd4d964a9f00b24eb291e0e7c38"
-  version = "v1.0.2"
-
-[[projects]]
-  name = "github.com/openzipkin/zipkin-go-opentracing"
-  packages = [
-    ".",
-    "flag",
-    "thrift/gen-go/scribe",
-    "thrift/gen-go/zipkincore",
-    "types",
-    "wire"
-  ]
-  revision = "45e90b00710a4c34a1a7d8a78d90f9b010b0bd4d"
-  version = "v0.3.2"
+  revision = "f197ec29e729f226d23370ea60f0e49b8f44ccf4"
 
 [[projects]]
   name = "github.com/patrickmn/go-cache"
@@ -521,18 +449,6 @@
   packages = ["llrb"]
   revision = "53be0d36a84c2a886ca057d34b6aa4468df9ccb4"
 
-[[projects]]
-  name = "github.com/pierrec/lz4"
-  packages = ["."]
-  revision = "2fcda4cb7018ce05a25959d2fe08c83e3329f169"
-  version = "v1.1"
-
-[[projects]]
-  name = "github.com/pierrec/xxHash"
-  packages = ["xxHash32"]
-  revision = "f051bb7f1d1aaf1b5a665d74fb6b0217712c69f7"
-  version = "v0.1.1"
-
 [[projects]]
   name = "github.com/pkg/errors"
   packages = ["."]
@@ -570,16 +486,10 @@
   packages = [
     ".",
     "internal/util",
-    "nfsd",
+    "nfs",
     "xfs"
   ]
-  revision = "85fadb6e89903ef7cca6f6a804474cd5ea85b6e1"
-
-[[projects]]
-  branch = "master"
-  name = "github.com/rcrowley/go-metrics"
-  packages = ["."]
-  revision = "e181e095bae94582363434144c61a9653aff6e50"
+  revision = "75f2d6163c7a100bed6e971044ea3de30ee3a678"
 
 [[projects]]
   name = "github.com/rdallman/migrate"
@@ -607,11 +517,30 @@
   revision = "9831f2c3ac1068a78f50999a30db84270f647af6"
   version = "v1.1"
 
+[[projects]]
+  branch = "master"
+  name = "go.opencensus.io"
+  packages = [
+    "exporter/prometheus",
+    "exporter/zipkin",
+    "internal",
+    "internal/tagencoding",
+    "plugin/ochttp",
+    "plugin/ochttp/propagation/b3",
+    "stats",
+    "stats/internal",
+    "stats/view",
+    "tag",
+    "trace",
+    "trace/propagation"
+  ]
+  revision = "4566f1f203a083514e9c57fecc0836ecc4a0eb11"
+
 [[projects]]
   branch = "master"
   name = "golang.org/x/crypto"
   packages = ["ssh/terminal"]
-  revision = "3d37316aaa6bd9929127ac9a527abf408178ea7b"
+  revision = "8c653846df49742c4c85ec37e5d9f8d3ba657895"
 
 [[projects]]
   branch = "master"
@@ -621,7 +550,7 @@
     "context/ctxhttp",
     "idna"
   ]
-  revision = "5ccada7d0a7ba9aeb5d3aca8d3501b4c2a509fec"
+  revision = "cbe0f9307d0156177f9dd5dc85da1a31abc5f2fb"
 
 [[projects]]
   branch = "master"
@@ -630,10 +559,9 @@
     "unix",
     "windows"
   ]
-  revision = "af50095a40f9041b3b38960738837185c26e9419"
+  revision = "f6cff0780e542efa0c8e864dc8fa522808f6a598"
 
 [[projects]]
-  branch = "master"
   name = "golang.org/x/text"
   packages = [
     "collate",
@@ -652,7 +580,8 @@
     "unicode/rangetable",
     "width"
   ]
-  revision = "e19ae1496984b1c655b8044a65c0300a3c878dd3"
+  revision = "f21a4dfb5e38f5895301dc265a8def02365cc3d0"
+  version = "v0.3.0"
 
 [[projects]]
   name = "gopkg.in/go-playground/validator.v8"
@@ -670,14 +599,14 @@
   revision = "3f83fa5005286a7fe593b055f0d7771a7dce4655"
 
 [[projects]]
-  branch = "v2"
   name = "gopkg.in/yaml.v2"
   packages = ["."]
-  revision = "d670f9405373e636a5a2765eea47fac0c9bc91a4"
+  revision = "7f97868eec74b32b0982dd158a51a446d1da7eb5"
+  version = "v2.1.1"
 
 [solve-meta]
   analyzer-name = "dep"
   analyzer-version = 1
-  inputs-digest = "f5c10f8c63262754a0ceb541105cfac5448693af7997269bb1edce828eb3a551"
+  inputs-digest = "51e5bbe66f1c9af38787323fffb614441513d6ec0eca0e31781954f445e12e63"
   solver-name = "gps-cdcl"
   solver-version = 1