diff --git a/package-lock.json b/package-lock.json
index 62c410156..ae44ea369 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1618,7 +1618,7 @@
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-      "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+      "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
       "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
       "dev": true,
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@@ -2622,12 +2622,9 @@
       }
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-      "resolved": "https://registry.npmjs.org/eventsource/-/eventsource-1.0.7.tgz",
-      "integrity": "sha512-4Ln17+vVT0k8aWq+t/bF5arcS3EpT9gYtW66EPacdj/mAFevznsnyoHLPy2BA8gbIQeIHoPsvwmfBftfcG//BQ==",
-      "requires": {
-        "original": "^1.0.0"
-      }
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/eventsource/-/eventsource-2.0.2.tgz",
+      "integrity": "sha512-IzUmBGPR3+oUG9dUeXynyNmf91/3zUSJg1lCktzKw47OXuhco54U3r9B7O4XX+Rb1Itm9OZ2b0RkTs10bICOxA=="
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@@ -3349,7 +3346,8 @@
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           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -3370,12 +3368,14 @@
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           "version": "1.0.0",
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-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "1.1.11",
           "bundled": true,
           "dev": true,
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@@ -3390,17 +3390,20 @@
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           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
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@@ -3517,7 +3520,8 @@
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           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -3529,6 +3533,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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           }
@@ -3543,6 +3548,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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@@ -3550,12 +3556,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
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           "version": "2.2.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
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             "yallist": "^3.0.0"
@@ -3574,6 +3582,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
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@@ -3654,7 +3663,8 @@
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           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
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@@ -3666,6 +3676,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
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           }
@@ -3751,7 +3762,8 @@
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           "version": "5.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -3787,6 +3799,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
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@@ -3806,6 +3819,7 @@
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           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
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@@ -3849,12 +3863,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "3.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
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@@ -3920,6 +3936,7 @@
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       "integrity": "sha1-gTg9ctsFT8zPUzbaqQLxgvbtuyg=",
       "dev": true,
+      "optional": true,
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@@ -4523,7 +4540,7 @@
         },
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-          "resolved": "http://registry.npmjs.org/kind-of/-/kind-of-1.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-1.1.0.tgz",
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@@ -4909,7 +4926,7 @@
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-      "resolved": "http://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz",
+      "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz",
       "integrity": "sha1-i1VoC7S+KDoLW/TqLjhYC+HZMg0=",
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@@ -5175,7 +5192,8 @@
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       "integrity": "sha1-rEaBd8SUNAWgkvyPKXYMb/xiBsA=",
-      "dev": true
+      "dev": true,
+      "optional": true
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@@ -5197,6 +5215,7 @@
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       "integrity": "sha1-0Jb5JqPe1WAPP9/ZEZjLCIjC2GM=",
       "dev": true,
+      "optional": true,
       "requires": {
         "is-extglob": "^1.0.0"
       }
@@ -5420,7 +5439,7 @@
     },
     "jsesc": {
       "version": "1.3.0",
-      "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
+      "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
       "integrity": "sha1-RsP+yMGJKxKwgz25vHYiF226s0s=",
       "dev": true
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@@ -5575,7 +5594,7 @@
       "dependencies": {
         "pify": {
           "version": "2.3.0",
-          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
           "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
           "dev": true
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@@ -6167,7 +6186,7 @@
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     "minimist": {
       "version": "0.0.8",
-      "resolved": "http://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
       "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
       "dev": true
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@@ -6222,7 +6241,7 @@
       "dependencies": {
         "commander": {
           "version": "2.15.1",
-          "resolved": "http://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
           "integrity": "sha512-VlfT9F3V0v+jr4yxPc5gg9s62/fIVWsd2Bk2iD435um1NlGMYdVCq+MjcXnhYq2icNOizHr1kK+5TI6H0Hy0ag==",
           "dev": true
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@@ -6661,14 +6680,6 @@
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-      "resolved": "https://registry.npmjs.org/original/-/original-1.0.2.tgz",
-      "integrity": "sha512-hyBVl6iqqUOJ8FqRe+l/gS8H+kKYjrEndd5Pm1MfBtsEKA038HkkdbAl/72EAXGyonD/PFsvmVG+EvcIpliMBg==",
-      "requires": {
-        "url-parse": "^1.4.3"
-      }
-    },
     "os-homedir": {
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       "resolved": "http://registry.npmjs.org/os-homedir/-/os-homedir-1.0.2.tgz",
@@ -6836,7 +6847,7 @@
       "dependencies": {
         "pify": {
           "version": "2.3.0",
-          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
           "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
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@@ -6986,11 +6997,6 @@
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       "dev": true
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-    "querystringify": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/querystringify/-/querystringify-2.1.0.tgz",
-      "integrity": "sha512-sluvZZ1YiTLD5jsqZcDmFyV2EwToyXZBfpoVOmktMmW+VEnhgakFHnasVph65fOjGPTWN0Nw3+XQaSeMayr0kg=="
-    },
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       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/random-bytes/-/random-bytes-1.0.0.tgz",
@@ -7465,7 +7471,7 @@
       "dependencies": {
         "jsesc": {
           "version": "0.5.0",
-          "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
+          "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
           "integrity": "sha1-597mbjXW/Bb3EP6R1c9p9w8IkR0=",
           "dev": true
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@@ -7670,11 +7676,6 @@
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       "dev": true
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-    "requires-port": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/requires-port/-/requires-port-1.0.0.tgz",
-      "integrity": "sha1-kl0mAdOaxIXgkc8NpcbmlNw9yv8="
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@@ -8257,7 +8258,7 @@
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     "strip-ansi": {
       "version": "3.0.1",
-      "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
       "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
       "dev": true,
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@@ -8663,15 +8664,6 @@
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       "dev": true
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-      "version": "1.4.4",
-      "resolved": "https://registry.npmjs.org/url-parse/-/url-parse-1.4.4.tgz",
-      "integrity": "sha512-/92DTTorg4JjktLNLe6GPS2/RvAd/RGr6LuktmWSMLEOa6rjnlrFXNgSbSmkNvCoL2T028A0a1JaJLzRMlFoHg==",
-      "requires": {
-        "querystringify": "^2.0.0",
-        "requires-port": "^1.0.0"
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       "resolved": "https://registry.npmjs.org/use/-/use-3.1.1.tgz",
diff --git a/package.json b/package.json
index 18ead7ebc..585dfc5d3 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "babel-runtime": "6.26.0",
     "bluebird": "^3.5.1",
     "debug": "^4.1.0",
-    "eventsource": "^1.0.5",
+    "eventsource": "^2.0.2",
     "iconv-lite": "^0.4.21",
     "jsdom": "11.12.0",
     "lodash": "^4.17.10",