Update mongo package

Needed to fix this issue: aheckmann/gridfs-stream#125

TLDR: breaking change in node-mongodb-native package prevent from using new mongo version

package.json

@@ -29,7 +29,7 @@
   "dependencies": {
     "debug": "^3.1.0",
     "eventemitter3": "^2.0.3",
-    "mongodb": "~2.2.x"
+    "mongodb": "~3.0.x"
   },
   "devDependencies": {
     "babel-cli": "^6.26.0",

src/stream.js

@@ -17,7 +17,7 @@ module.exports = async ({ db, ns, ts, coll }) => {
       .find({}, { ts: 1 })
       .sort({ $natural: -1 })
       .limit(1)
-      .nextObject()
+      .next()
 
     return doc ? doc.ts : Timestamp(0, (Date.now() / 1000 | 0))
   }

yarn.lock

@@ -721,10 +721,6 @@ buf-compare@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/buf-compare/-/buf-compare-1.0.1.tgz#fef28da8b8113a0a0db4430b0b6467b69730b34a"
 
-buffer-shims@~1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/buffer-shims/-/buffer-shims-1.0.0.tgz#9978ce317388c649ad8793028c3477ef044a8b51"
-
 builtin-modules@^1.0.0, builtin-modules@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/builtin-modules/-/builtin-modules-1.1.1.tgz#270f076c5a72c02f5b65a47df94c5fe3a278892f"
@@ -1090,10 +1086,6 @@ es6-map@^0.1.3:
     es6-symbol "~3.1.1"
     event-emitter "~0.3.5"
 
-[email protected]:
-  version "3.2.1"
-  resolved "https://registry.yarnpkg.com/es6-promise/-/es6-promise-3.2.1.tgz#ec56233868032909207170c39448e24449dd1fc4"
-
 es6-set@~0.1.5:
   version "0.1.5"
   resolved "https://registry.yarnpkg.com/es6-set/-/es6-set-0.1.5.tgz#d2b3ec5d4d800ced818db538d28974db0a73ccb1"
@@ -1700,7 +1692,7 @@ inflight@^1.0.4:
     once "^1.3.0"
     wrappy "1"
 
-inherits@2, inherits@^2.0.1, inherits@^2.0.3, inherits@~2.0.0, inherits@~2.0.1, inherits@~2.0.3:
+inherits@2, inherits@^2.0.1, inherits@^2.0.3, inherits@~2.0.0, inherits@~2.0.3:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
 
@@ -2202,20 +2194,18 @@ mocha@^4.0.1:
     mkdirp "0.5.1"
     supports-color "4.4.0"
 
-mongodb-core@2.1.17:
-  version "2.1.17"
-  resolved "https://registry.yarnpkg.com/mongodb-core/-/mongodb-core-2.1.17.tgz#a418b337a14a14990fb510b923dee6a813173df8"
+mongodb-core@3.0.9:
+  version "3.0.9"
+  resolved "https://registry.yarnpkg.com/mongodb-core/-/mongodb-core-3.0.9.tgz#8327410c88811013fb3e4ac7c4c670f324349be1"
   dependencies:
     bson "~1.0.4"
-    require_optional "~1.0.0"
+    require_optional "^1.0.1"
 
-mongodb@~2.2.x:
-  version "2.2.33"
-  resolved "https://registry.yarnpkg.com/mongodb/-/mongodb-2.2.33.tgz#b537c471d34a6651b48f36fdbf29750340e08b50"
+mongodb@~3.0.x:
+  version "3.0.10"
+  resolved "https://registry.yarnpkg.com/mongodb/-/mongodb-3.0.10.tgz#f948cb9595adcbfcad7444f6b24a040b653b23e8"
   dependencies:
-    es6-promise "3.2.1"
-    mongodb-core "2.1.17"
-    readable-stream "2.2.7"
+    mongodb-core "3.0.9"
 
 [email protected]:
   version "2.0.0"
@@ -2589,18 +2579,6 @@ read-pkg@^2.0.0:
     normalize-package-data "^2.3.2"
     path-type "^2.0.0"
 
-[email protected]:
-  version "2.2.7"
-  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.2.7.tgz#07057acbe2467b22042d36f98c5ad507054e95b1"
-  dependencies:
-    buffer-shims "~1.0.0"
-    core-util-is "~1.0.0"
-    inherits "~2.0.1"
-    isarray "~1.0.0"
-    process-nextick-args "~1.0.6"
-    string_decoder "~1.0.0"
-    util-deprecate "~1.0.1"
-
 readable-stream@^2.0.2, readable-stream@^2.0.6, readable-stream@^2.1.4, readable-stream@^2.2.2:
   version "2.3.3"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.3.tgz#368f2512d79f9d46fdfc71349ae7878bbc1eb95c"
@@ -2752,7 +2730,7 @@ require-uncached@^1.0.2:
     caller-path "^0.1.0"
     resolve-from "^1.0.0"
 
-require_optional@~1.0.0:
+require_optional@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/require_optional/-/require_optional-1.0.1.tgz#4cf35a4247f64ca3df8c2ef208cc494b1ca8fc2e"
   dependencies:
@@ -2974,7 +2952,7 @@ string-width@^2.0.0:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^4.0.0"
 
-string_decoder@~1.0.0, string_decoder@~1.0.3:
+string_decoder@~1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.0.3.tgz#0fc67d7c141825de94282dd536bec6b9bce860ab"
   dependencies: