diff --git a/yarn.lock b/yarn.lock
index da65cdc..1c156ea 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -950,13 +950,9 @@ balanced-match@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
 
-base64-js@0.0.8:
-  version "0.0.8"
-  resolved "https://registry.yarnpkg.com/base64-js/-/base64-js-0.0.8.tgz#1101e9544f4a76b1bc3b26d452ca96d7a35e7978"
-
 base64-js@^1.0.2:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/base64-js/-/base64-js-1.2.0.tgz#a39992d723584811982be5e290bb6a53d86700f1"
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/base64-js/-/base64-js-1.3.1.tgz#58ece8cb75dd07e71ed08c736abc5fac4dbf8df1"
 
 bcrypt-pbkdf@^1.0.0:
   version "1.0.2"
@@ -968,7 +964,14 @@ binary-extensions@^1.0.0:
   version "1.8.0"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-1.8.0.tgz#48ec8d16df4377eae5fa5884682480af4d95c774"
 
-bl@^1.0.0, bl@~1.1.2:
+bl@^1.0.0:
+  version "1.2.3"
+  resolved "https://registry.yarnpkg.com/bl/-/bl-1.2.3.tgz#1e8dd80142eac80d7158c9dccc047fb620e035e7"
+  dependencies:
+    readable-stream "^2.3.5"
+    safe-buffer "^5.1.1"
+
+bl@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/bl/-/bl-1.1.2.tgz#fdca871a99713aa00d19e3bbba41c44787a65398"
   dependencies:
@@ -1028,10 +1031,25 @@ buf-compare@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/buf-compare/-/buf-compare-1.0.1.tgz#fef28da8b8113a0a0db4430b0b6467b69730b34a"
 
+buffer-alloc-unsafe@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/buffer-alloc-unsafe/-/buffer-alloc-unsafe-1.1.0.tgz#bd7dc26ae2972d0eda253be061dba992349c19f0"
+
+buffer-alloc@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/buffer-alloc/-/buffer-alloc-1.2.0.tgz#890dd90d923a873e08e10e5fd51a57e5b7cce0ec"
+  dependencies:
+    buffer-alloc-unsafe "^1.1.0"
+    buffer-fill "^1.0.0"
+
 buffer-crc32@^0.2.1, buffer-crc32@~0.2.3:
   version "0.2.13"
   resolved "https://registry.yarnpkg.com/buffer-crc32/-/buffer-crc32-0.2.13.tgz#0d333e3f00eac50aa1454abd30ef8c2a5d9a7242"
 
+buffer-fill@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/buffer-fill/-/buffer-fill-1.0.0.tgz#f8f78b76789888ef39f205cd637f68e702122b2c"
+
 buffer-from@^1.0.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.1.1.tgz#32713bc028f75c02fdb710d7c7bcec1f2c6070ef"
@@ -1044,13 +1062,12 @@ buffer@4.9.1:
     ieee754 "^1.1.4"
     isarray "^1.0.0"
 
-buffer@^3.0.1:
-  version "3.6.0"
-  resolved "https://registry.yarnpkg.com/buffer/-/buffer-3.6.0.tgz#a72c936f77b96bf52f5f7e7b467180628551defb"
+buffer@^5.2.1:
+  version "5.6.0"
+  resolved "https://registry.yarnpkg.com/buffer/-/buffer-5.6.0.tgz#a31749dc7d81d84db08abf937b6b8c4033f62786"
   dependencies:
-    base64-js "0.0.8"
+    base64-js "^1.0.2"
     ieee754 "^1.1.4"
-    isarray "^1.0.0"
 
 builtin-modules@^1.0.0:
   version "1.1.1"
@@ -1281,19 +1298,13 @@ combined-stream@^1.0.6:
   dependencies:
     delayed-stream "~1.0.0"
 
-commander@^2.8.1, commander@^2.9.0:
-  version "2.9.0"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.9.0.tgz#9c99094176e12240cb22d6c5146098400fe0f7d4"
-  dependencies:
-    graceful-readlink ">= 1.0.0"
-
-commander@~2.20.3:
+commander@^2.8.1, commander@~2.20.3:
   version "2.20.3"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
 
-commander@~2.8.1:
-  version "2.8.1"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.8.1.tgz#06be367febfda0c330aa1e2a072d3dc9762425d4"
+commander@^2.9.0:
+  version "2.9.0"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-2.9.0.tgz#9c99094176e12240cb22d6c5146098400fe0f7d4"
   dependencies:
     graceful-readlink ">= 1.0.0"
 
@@ -1505,32 +1516,31 @@ decamelize@^1.1.1, decamelize@^1.1.2:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
 
-decompress-tar@^4.0.0, decompress-tar@^4.1.0:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/decompress-tar/-/decompress-tar-4.1.0.tgz#1f092ab698440558c72fc78e77d246d3ecb453b0"
+decompress-tar@^4.0.0, decompress-tar@^4.1.0, decompress-tar@^4.1.1:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/decompress-tar/-/decompress-tar-4.1.1.tgz#718cbd3fcb16209716e70a26b84e7ba4592e5af1"
   dependencies:
-    file-type "^3.8.0"
+    file-type "^5.2.0"
     is-stream "^1.1.0"
     tar-stream "^1.5.2"
 
 decompress-tarbz2@^4.0.0:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/decompress-tarbz2/-/decompress-tarbz2-4.1.0.tgz#fbab58d5de73f3fd213cac3af1c18334f51cb891"
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/decompress-tarbz2/-/decompress-tarbz2-4.1.1.tgz#3082a5b880ea4043816349f378b56c516be1a39b"
   dependencies:
     decompress-tar "^4.1.0"
-    file-type "^3.8.0"
+    file-type "^6.1.0"
     is-stream "^1.1.0"
-    pify "^2.3.0"
     seek-bzip "^1.0.5"
     unbzip2-stream "^1.0.9"
 
 decompress-targz@^4.0.0:
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/decompress-targz/-/decompress-targz-4.0.0.tgz#a21206fb1267c5ece65501ec03a39da5bc7662cc"
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/decompress-targz/-/decompress-targz-4.1.1.tgz#c09bc35c4d11f3de09f2d2da53e9de23e7ce1eee"
   dependencies:
-    decompress-tar "^4.0.0"
-    file-type "^3.8.0"
-    pify "^2.3.0"
+    decompress-tar "^4.1.1"
+    file-type "^5.2.0"
+    is-stream "^1.1.0"
 
 decompress-unzip@^4.0.1:
   version "4.0.1"
@@ -1542,16 +1552,17 @@ decompress-unzip@^4.0.1:
     yauzl "^2.4.2"
 
 decompress@^4.0.0:
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/decompress/-/decompress-4.0.0.tgz#fa23aa579a2629f7a4d3cd377f7b197aa0c5cf20"
+  version "4.2.1"
+  resolved "https://registry.yarnpkg.com/decompress/-/decompress-4.2.1.tgz#007f55cc6a62c055afa37c07eb6a4ee1b773f118"
   dependencies:
     decompress-tar "^4.0.0"
     decompress-tarbz2 "^4.0.0"
     decompress-targz "^4.0.0"
     decompress-unzip "^4.0.1"
-    mkdirp "^0.5.1"
+    graceful-fs "^4.1.10"
+    make-dir "^1.0.0"
     pify "^2.3.0"
-    strip-dirs "^1.1.1"
+    strip-dirs "^2.0.0"
 
 deep-equal@^1.0.0:
   version "1.0.1"
@@ -1660,8 +1671,8 @@ encoding@^0.1.11:
     iconv-lite "~0.4.13"
 
 end-of-stream@^1.0.0:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/end-of-stream/-/end-of-stream-1.4.0.tgz#7a90d833efda6cfa6eac0f4949dbb0fad3a63206"
+  version "1.4.4"
+  resolved "https://registry.yarnpkg.com/end-of-stream/-/end-of-stream-1.4.4.tgz#5ae64a5f45057baf3626ec14da0ca5e4b2431eb0"
   dependencies:
     once "^1.4.0"
 
@@ -1907,9 +1918,9 @@ fast-levenshtein@~2.0.4:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/fast-levenshtein/-/fast-levenshtein-2.0.6.tgz#3d8a5c66883a16a30ca8643e851f19baa7797917"
 
-fd-slicer@~1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/fd-slicer/-/fd-slicer-1.0.1.tgz#8b5bcbd9ec327c5041bf9ab023fd6750f1177e65"
+fd-slicer@~1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/fd-slicer/-/fd-slicer-1.1.0.tgz#25c7c89cb1f9077f8891bbe61d8f390eae256f1e"
   dependencies:
     pend "~1.2.0"
 
@@ -1937,6 +1948,14 @@ file-type@^3.8.0:
   version "3.9.0"
   resolved "https://registry.yarnpkg.com/file-type/-/file-type-3.9.0.tgz#257a078384d1db8087bc449d107d52a52672b9e9"
 
+file-type@^5.2.0:
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/file-type/-/file-type-5.2.0.tgz#2ddbea7c73ffe36368dfae49dc338c058c2b8ad6"
+
+file-type@^6.1.0:
+  version "6.2.0"
+  resolved "https://registry.yarnpkg.com/file-type/-/file-type-6.2.0.tgz#e50cd75d356ffed4e306dc4f5bcf52a79903a919"
+
 filename-regex@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/filename-regex/-/filename-regex-2.0.0.tgz#996e3e80479b98b9897f15a8a58b3d084e926775"
@@ -2050,6 +2069,10 @@ formidable@^1.2.0:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/formidable/-/formidable-1.2.1.tgz#70fb7ca0290ee6ff961090415f4b3df3d2082659"
 
+fs-constants@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/fs-constants/-/fs-constants-1.0.0.tgz#6be0de9be998ce16af8afc24497b9ee9b7ccd9ad"
+
 fs-extra@2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-2.1.2.tgz#046c70163cef9aad46b0e4a7fa467fb22d71de35"
@@ -2260,13 +2283,9 @@ got@^6.3.0, got@^6.7.1:
     unzip-response "^2.0.1"
     url-parse-lax "^1.0.0"
 
-graceful-fs@^4.1.0, graceful-fs@^4.1.11, graceful-fs@^4.1.4, graceful-fs@^4.1.6, graceful-fs@^4.1.9:
-  version "4.1.11"
-  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.1.11.tgz#0e8bdfe4d1ddb8854d64e04ea7c00e2a026e5658"
-
-graceful-fs@^4.1.2:
-  version "4.2.3"
-  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.3.tgz#4a12ff1b60376ef09862c2093edd908328be8423"
+graceful-fs@^4.1.0, graceful-fs@^4.1.10, graceful-fs@^4.1.11, graceful-fs@^4.1.2, graceful-fs@^4.1.4, graceful-fs@^4.1.6, graceful-fs@^4.1.9:
+  version "4.2.4"
+  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.4.tgz#2256bde14d3632958c465ebc96dc467ca07a29fb"
 
 "graceful-readlink@>= 1.0.0":
   version "1.0.1"
@@ -2416,8 +2435,8 @@ iconv-lite@~0.4.13:
   resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.15.tgz#fe265a218ac6a57cfe854927e9d04c19825eddeb"
 
 ieee754@^1.1.4:
-  version "1.1.8"
-  resolved "https://registry.yarnpkg.com/ieee754/-/ieee754-1.1.8.tgz#be33d40ac10ef1926701f6f08a2d86fbfd1ad3e4"
+  version "1.1.13"
+  resolved "https://registry.yarnpkg.com/ieee754/-/ieee754-1.1.13.tgz#ec168558e95aa181fd87d37f55c32bbcb6708b84"
 
 ignore-by-default@^1.0.0:
   version "1.0.1"
@@ -2519,12 +2538,6 @@ irregular-plurals@^1.0.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/irregular-plurals/-/irregular-plurals-1.2.0.tgz#38f299834ba8c00c30be9c554e137269752ff3ac"
 
-is-absolute@^0.1.5:
-  version "0.1.7"
-  resolved "https://registry.yarnpkg.com/is-absolute/-/is-absolute-0.1.7.tgz#847491119fccb5fb436217cc737f7faad50f603f"
-  dependencies:
-    is-relative "^0.1.0"
-
 is-arrayish@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/is-arrayish/-/is-arrayish-0.2.1.tgz#77c99840527aa8ecb1a8ba697b80645a7a926a9d"
@@ -2613,9 +2626,9 @@ is-my-json-valid@^2.12.4:
     jsonpointer "^4.0.0"
     xtend "^4.0.0"
 
-is-natural-number@^2.0.0:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/is-natural-number/-/is-natural-number-2.1.1.tgz#7d4c5728377ef386c3e194a9911bf57c6dc335e7"
+is-natural-number@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/is-natural-number/-/is-natural-number-4.0.1.tgz#ab9d76e1db4ced51e35de0c72ebecf09f734cde8"
 
 is-npm@^1.0.0:
   version "1.0.0"
@@ -2677,10 +2690,6 @@ is-redirect@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-redirect/-/is-redirect-1.0.0.tgz#1d03dded53bd8db0f30c26e4f95d36fc7c87dc24"
 
-is-relative@^0.1.0:
-  version "0.1.3"
-  resolved "https://registry.yarnpkg.com/is-relative/-/is-relative-0.1.3.tgz#905fee8ae86f45b3ec614bc3c15c869df0876e82"
-
 is-resolvable@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-resolvable/-/is-resolvable-1.0.0.tgz#8df57c61ea2e3c501408d100fb013cf8d6e0cc62"
@@ -3054,10 +3063,10 @@ lsmod@1.0.0:
   resolved "https://registry.yarnpkg.com/lsmod/-/lsmod-1.0.0.tgz#9a00f76dca36eb23fa05350afe1b585d4299e64b"
 
 make-dir@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/make-dir/-/make-dir-1.0.0.tgz#97a011751e91dd87cfadef58832ebb04936de978"
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/make-dir/-/make-dir-1.3.0.tgz#79c1033b80515bd6d24ec9933e860ca75ee27f0c"
   dependencies:
-    pify "^2.3.0"
+    pify "^3.0.0"
 
 map-obj@^1.0.0, map-obj@^1.0.1:
   version "1.0.1"
@@ -3166,7 +3175,7 @@ minimist@0.0.8:
   version "0.0.8"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
 
-minimist@1.2.0, minimist@^1.1.0, minimist@^1.1.3, minimist@^1.2.0:
+minimist@1.2.0, minimist@^1.1.3, minimist@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
 
@@ -3566,6 +3575,10 @@ pify@^2.0.0, pify@^2.3.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/pify/-/pify-2.3.0.tgz#ed141a6ac043a849ea588498e7dca8b15330e90c"
 
+pify@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/pify/-/pify-3.0.0.tgz#e5a4acd2c101fdf3d9a4d07f0dbc4db49dd28176"
+
 pinkie-promise@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/pinkie-promise/-/pinkie-promise-1.0.0.tgz#d1da67f5482563bb7cf57f286ae2822ecfbf3670"
@@ -3751,7 +3764,7 @@ read-pkg@^2.0.0:
     normalize-package-data "^2.3.2"
     path-type "^2.0.0"
 
-readable-stream@^2.0.0, "readable-stream@^2.0.0 || ^1.1.13", readable-stream@^2.0.2, readable-stream@^2.0.5, readable-stream@^2.1.4, readable-stream@^2.1.5, readable-stream@^2.2.2, readable-stream@^2.3.5:
+readable-stream@^2.0.0, "readable-stream@^2.0.0 || ^1.1.13", readable-stream@^2.0.2, readable-stream@^2.0.5, readable-stream@^2.1.4, readable-stream@^2.1.5, readable-stream@^2.2.2:
   version "2.3.6"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.6.tgz#b11c27d88b8ff1fbe070643cf94b0c79ae1b0aaf"
   dependencies:
@@ -3763,6 +3776,18 @@ readable-stream@^2.0.0, "readable-stream@^2.0.0 || ^1.1.13", readable-stream@^2.
     string_decoder "~1.1.1"
     util-deprecate "~1.0.1"
 
+readable-stream@^2.3.0, readable-stream@^2.3.5:
+  version "2.3.7"
+  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.7.tgz#1eca1cf711aef814c04f62252a36a62f6cb23b57"
+  dependencies:
+    core-util-is "~1.0.0"
+    inherits "~2.0.3"
+    isarray "~1.0.0"
+    process-nextick-args "~2.0.0"
+    safe-buffer "~5.1.1"
+    string_decoder "~1.1.1"
+    util-deprecate "~1.0.1"
+
 readable-stream@~2.0.5:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.0.6.tgz#8f90341e68a53ccc928788dacfcd11b36eb9b78e"
@@ -4036,6 +4061,10 @@ safe-buffer@^5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.0.1.tgz#d263ca54696cd8a306b5ca6551e92de57918fbe7"
 
+safe-buffer@^5.1.1:
+  version "5.2.1"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.1.tgz#1eaf9fa9bdb1fdd4ec75f58f9cdb4e6b7827eec6"
+
 safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "5.1.2"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
@@ -4049,10 +4078,10 @@ sax@1.2.1, sax@>=0.6.0:
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.1.tgz#7b8e656190b228e81a66aea748480d828cd2d37a"
 
 seek-bzip@^1.0.5:
-  version "1.0.5"
-  resolved "https://registry.yarnpkg.com/seek-bzip/-/seek-bzip-1.0.5.tgz#cfe917cb3d274bcffac792758af53173eb1fabdc"
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/seek-bzip/-/seek-bzip-1.0.6.tgz#35c4171f55a680916b52a07859ecf3b5857f21c4"
   dependencies:
-    commander "~2.8.1"
+    commander "^2.8.1"
 
 semver-diff@^2.0.0:
   version "2.1.0"
@@ -4309,16 +4338,11 @@ strip-bom@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/strip-bom/-/strip-bom-3.0.0.tgz#2334c18e9c759f7bdd56fdef7e9ae3d588e68ed3"
 
-strip-dirs@^1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/strip-dirs/-/strip-dirs-1.1.1.tgz#960bbd1287844f3975a4558aa103a8255e2456a0"
+strip-dirs@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/strip-dirs/-/strip-dirs-2.1.0.tgz#4987736264fc344cf20f6c34aca9d13d1d4ed6c5"
   dependencies:
-    chalk "^1.0.0"
-    get-stdin "^4.0.1"
-    is-absolute "^0.1.5"
-    is-natural-number "^2.0.0"
-    minimist "^1.1.0"
-    sum-up "^1.0.1"
+    is-natural-number "^4.0.1"
 
 strip-eof@^1.0.0:
   version "1.0.0"
@@ -4340,12 +4364,6 @@ strip-outer@^1.0.0:
   dependencies:
     escape-string-regexp "^1.0.2"
 
-sum-up@^1.0.1:
-  version "1.0.3"
-  resolved "https://registry.yarnpkg.com/sum-up/-/sum-up-1.0.3.tgz#1c661f667057f63bcb7875aa1438bc162525156e"
-  dependencies:
-    chalk "^1.0.0"
-
 superagent@^3.5.2:
   version "3.8.3"
   resolved "https://registry.yarnpkg.com/superagent/-/superagent-3.8.3.tgz#460ea0dbdb7d5b11bc4f78deba565f86a178e128"
@@ -4422,7 +4440,7 @@ tar-pack@^3.4.0:
     tar "^2.2.1"
     uid-number "^0.0.6"
 
-tar-stream@^1.5.0, tar-stream@^1.5.2:
+tar-stream@^1.5.0:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/tar-stream/-/tar-stream-1.5.2.tgz#fbc6c6e83c1a19d4cb48c7d96171fc248effc7bf"
   dependencies:
@@ -4431,6 +4449,18 @@ tar-stream@^1.5.0, tar-stream@^1.5.2:
     readable-stream "^2.0.0"
     xtend "^4.0.0"
 
+tar-stream@^1.5.2:
+  version "1.6.2"
+  resolved "https://registry.yarnpkg.com/tar-stream/-/tar-stream-1.6.2.tgz#8ea55dab37972253d9a9af90fdcd559ae435c555"
+  dependencies:
+    bl "^1.0.0"
+    buffer-alloc "^1.2.0"
+    end-of-stream "^1.0.0"
+    fs-constants "^1.0.0"
+    readable-stream "^2.3.0"
+    to-buffer "^1.1.1"
+    xtend "^4.0.0"
+
 tar@^2.2.1:
   version "2.2.2"
   resolved "https://registry.yarnpkg.com/tar/-/tar-2.2.2.tgz#0ca8848562c7299b8b446ff6a4d60cdbb23edc40"
@@ -4466,7 +4496,7 @@ through2@^2.0.0:
     readable-stream "^2.1.5"
     xtend "~4.0.1"
 
-through@^2.3.6:
+through@^2.3.6, through@^2.3.8:
   version "2.3.8"
   resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
 
@@ -4501,6 +4531,10 @@ tmp@^0.0.33:
   dependencies:
     os-tmpdir "~1.0.2"
 
+to-buffer@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/to-buffer/-/to-buffer-1.1.1.tgz#493bd48f62d7c43fcded313a03dcadb2e1213a80"
+
 to-fast-properties@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/to-fast-properties/-/to-fast-properties-1.0.2.tgz#f3f5c0c3ba7299a7ef99427e44633257ade43320"
@@ -4573,11 +4607,11 @@ uid2@0.0.3:
   resolved "https://registry.yarnpkg.com/uid2/-/uid2-0.0.3.tgz#483126e11774df2f71b8b639dcd799c376162b82"
 
 unbzip2-stream@^1.0.9:
-  version "1.0.11"
-  resolved "https://registry.yarnpkg.com/unbzip2-stream/-/unbzip2-stream-1.0.11.tgz#204f55549cd1dd800fdd835b86676830e7492d8f"
+  version "1.4.3"
+  resolved "https://registry.yarnpkg.com/unbzip2-stream/-/unbzip2-stream-1.4.3.tgz#b0da04c4371311df771cdc215e87f2130991ace7"
   dependencies:
-    buffer "^3.0.1"
-    through "^2.3.6"
+    buffer "^5.2.1"
+    through "^2.3.8"
 
 unique-string@^1.0.0:
   version "1.0.0"
@@ -4813,11 +4847,11 @@ yargs@^6.4.0:
     yargs-parser "^4.2.0"
 
 yauzl@^2.4.2:
-  version "2.7.0"
-  resolved "https://registry.yarnpkg.com/yauzl/-/yauzl-2.7.0.tgz#e21d847868b496fc29eaec23ee87fdd33e9b2bce"
+  version "2.10.0"
+  resolved "https://registry.yarnpkg.com/yauzl/-/yauzl-2.10.0.tgz#c7eb17c93e112cb1086fa6d8e51fb0667b79a5f9"
   dependencies:
     buffer-crc32 "~0.2.3"
-    fd-slicer "~1.0.1"
+    fd-slicer "~1.1.0"
 
 zip-stream@^1.1.0:
   version "1.1.1"