chore: update yarn

package.json

@@ -11,7 +11,7 @@
     "chai": "^3.5.0",
     "mocha": "^3.2.0",
     "postcss": "^5.2.6",
-    "postcss-nested": "git+https://github.com/sparkbox/postcss-nested/",
+    "postcss-nested": "https://github.com/sparkbox/postcss-nested/tarball/master",
     "postcss-scss": "^0.4.0"
   },
   "repository": {

yarn.lock

@@ -1,8 +1,10 @@
 # THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
 # yarn lockfile v1
+
+
 ansi-regex@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-2.0.0.tgz#c5061b6e0ef8a81775e50f5d66151bf6bf371107"
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-2.1.1.tgz#c3b33ab5ee360d86e0e628f0468ae7ef27d654df"
 
 ansi-styles@^2.2.1:
   version "2.2.1"
@@ -71,7 +73,7 @@ [email protected]:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/diff/-/diff-1.4.0.tgz#7f28d2eb9ee7b15a97efd89ce63dcfdaa3ccbabf"
 
-escape-string-regexp@^1.0.2, [email protected].5:
+[email protected].5, escape-string-regexp@^1.0.2:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
 
@@ -220,9 +222,9 @@ path-is-absolute@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/path-is-absolute/-/path-is-absolute-1.0.1.tgz#174b9268735534ffbc7ace6bf53a5a9e1b5c5f5f"
 
-postcss-nested@^1.0.0:
+"postcss-nested@https://github.com/sparkbox/postcss-nested/tarball/master":
   version "1.0.0"
-  resolved "https://registry.yarnpkg.com/postcss-nested/-/postcss-nested-1.0.0.tgz#d136bd4b576bd5632df142c12b2198a9ccf794df"
+  resolved "https://github.com/sparkbox/postcss-nested/tarball/master#32908fea22a4ddca7df5529857853d7599abfa1e"
   dependencies:
     postcss "^5.0.2"
 
@@ -233,13 +235,13 @@ postcss-scss@^0.4.0:
     postcss "^5.2.5"
 
 postcss@^5.0.2, postcss@^5.2.5, postcss@^5.2.6:
-  version "5.2.6"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-5.2.6.tgz#a252cd67cd52585035f17e9ad12b35137a7bdd9e"
+  version "5.2.11"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-5.2.11.tgz#ff29bcd6d2efb98bfe08a022055ec599bbe7b761"
   dependencies:
     chalk "^1.1.3"
     js-base64 "^2.1.9"
     source-map "^0.5.6"
-    supports-color "^3.1.2"
+    supports-color "^3.2.3"
 
 source-map@^0.5.6:
   version "0.5.6"
@@ -251,25 +253,30 @@ strip-ansi@^3.0.0:
   dependencies:
     ansi-regex "^2.0.0"
 
+[email protected]:
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-3.1.2.tgz#72a262894d9d408b956ca05ff37b2ed8a6e2a2d5"
+  dependencies:
+    has-flag "^1.0.0"
+
 supports-color@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
 
-supports-color@^3.1.2, [email protected]:
-  version "3.1.2"
-  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-3.1.2.tgz#72a262894d9d408b956ca05ff37b2ed8a6e2a2d5"
+supports-color@^3.2.3:
+  version "3.2.3"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-3.2.3.tgz#65ac0504b3954171d8a64946b2ae3cbb8a5f54f6"
   dependencies:
     has-flag "^1.0.0"
 
-type-detect@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-1.0.0.tgz#762217cc06db258ec48908a1298e8b95121e8ea2"
-
 [email protected]:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-0.1.1.tgz#0ba5ec2a885640e470ea4e8505971900dac58822"
 
+type-detect@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/type-detect/-/type-detect-1.0.0.tgz#762217cc06db258ec48908a1298e8b95121e8ea2"
+
 wrappy@1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
-