diff --git a/yarn.lock b/yarn.lock
index 7646f7b..10d1b49 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,21 +2,6 @@
 # yarn lockfile v1
 
 
-"@cycle/dom@^17.4.0":
-  version "17.4.0"
-  resolved "https://registry.yarnpkg.com/@cycle/dom/-/dom-17.4.0.tgz#232e9f21323b34b244000e0fa0a067642ae905d2"
-  dependencies:
-    "@cycle/run" "*"
-    es6-map "^0.1.4"
-    snabbdom "0.6.9"
-    snabbdom-selector "1.2.0"
-
-"@cycle/run@*":
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/@cycle/run/-/run-3.1.0.tgz#76df582a501d2d1b871f8f6decf263afae090384"
-  dependencies:
-    xstream "10.x"
-
 ansi-regex@^2.0.0:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-2.1.1.tgz#c3b33ab5ee360d86e0e628f0468ae7ef27d654df"
@@ -381,67 +366,12 @@ core-js@^2.4.0:
   version "2.4.1"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.4.1.tgz#4de911e667b0eae9124e34254b53aea6fc618d3e"
 
-cssauron@^1.4.0:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/cssauron/-/cssauron-1.4.0.tgz#a6602dff7e04a8306dc0db9a551e92e8b5662ad8"
-  dependencies:
-    through X.X.X
-
-d@1:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/d/-/d-1.0.0.tgz#754bb5bfe55451da69a58b94d45f4c5b0462d58f"
-  dependencies:
-    es5-ext "^0.10.9"
-
 debug@^2.2.0:
-  version "2.6.8"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.8.tgz#e731531ca2ede27d188222427da17821d68ff4fc"
+  version "2.6.9"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.9.tgz#5d128515df134ff327e90a4c93f4e077a536341f"
   dependencies:
     ms "2.0.0"
 
-es5-ext@^0.10.14, es5-ext@^0.10.9, es5-ext@~0.10.14:
-  version "0.10.23"
-  resolved "https://registry.yarnpkg.com/es5-ext/-/es5-ext-0.10.23.tgz#7578b51be974207a5487821b56538c224e4e7b38"
-  dependencies:
-    es6-iterator "2"
-    es6-symbol "~3.1"
-
-es6-iterator@2, es6-iterator@~2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/es6-iterator/-/es6-iterator-2.0.1.tgz#8e319c9f0453bf575d374940a655920e59ca5512"
-  dependencies:
-    d "1"
-    es5-ext "^0.10.14"
-    es6-symbol "^3.1"
-
-es6-map@^0.1.4:
-  version "0.1.5"
-  resolved "https://registry.yarnpkg.com/es6-map/-/es6-map-0.1.5.tgz#9136e0503dcc06a301690f0bb14ff4e364e949f0"
-  dependencies:
-    d "1"
-    es5-ext "~0.10.14"
-    es6-iterator "~2.0.1"
-    es6-set "~0.1.5"
-    es6-symbol "~3.1.1"
-    event-emitter "~0.3.5"
-
-es6-set@~0.1.5:
-  version "0.1.5"
-  resolved "https://registry.yarnpkg.com/es6-set/-/es6-set-0.1.5.tgz#d2b3ec5d4d800ced818db538d28974db0a73ccb1"
-  dependencies:
-    d "1"
-    es5-ext "~0.10.14"
-    es6-iterator "~2.0.1"
-    es6-symbol "3.1.1"
-    event-emitter "~0.3.5"
-
-es6-symbol@3.1.1, es6-symbol@^3.1, es6-symbol@~3.1, es6-symbol@~3.1.1:
-  version "3.1.1"
-  resolved "https://registry.yarnpkg.com/es6-symbol/-/es6-symbol-3.1.1.tgz#bf00ef4fdab6ba1b46ecb7b629b4c7ed5715cc77"
-  dependencies:
-    d "1"
-    es5-ext "~0.10.14"
-
 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"
@@ -450,13 +380,6 @@ esutils@^2.0.2:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.2.tgz#0abf4f1caa5bcb1f7a9d8acc6dea4faaa04bac9b"
 
-event-emitter@~0.3.5:
-  version "0.3.5"
-  resolved "https://registry.yarnpkg.com/event-emitter/-/event-emitter-0.3.5.tgz#df8c69eef1647923c7157b9ce83840610b02cc39"
-  dependencies:
-    d "1"
-    es5-ext "~0.10.14"
-
 globals@^9.0.0:
   version "9.18.0"
   resolved "https://registry.yarnpkg.com/globals/-/globals-9.18.0.tgz#aa3896b3e69b487f17e31ed2143d69a8e30c2d8a"
@@ -533,16 +456,6 @@ regjsparser@^0.1.4:
   dependencies:
     jsesc "~0.5.0"
 
-snabbdom-selector@1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/snabbdom-selector/-/snabbdom-selector-1.2.0.tgz#4260a269d9d46f50b9c1f39da628c2af6828dd53"
-  dependencies:
-    cssauron "^1.4.0"
-
-snabbdom@0.6.9:
-  version "0.6.9"
-  resolved "https://registry.yarnpkg.com/snabbdom/-/snabbdom-0.6.9.tgz#65a392f4c82ca7e8ec72aa0d2fa797cf5c73b8d7"
-
 strip-ansi@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-3.0.1.tgz#6a385fb8853d952d5ff05d0e8aaf94278dc63dcf"
@@ -553,20 +466,6 @@ supports-color@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-2.0.0.tgz#535d045ce6b6363fa40117084629995e9df324c7"
 
-symbol-observable@^1.0.2:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/symbol-observable/-/symbol-observable-1.0.4.tgz#29bf615d4aa7121bdd898b22d4b3f9bc4e2aa03d"
-
-through@X.X.X:
-  version "2.3.8"
-  resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
-
 to-fast-properties@^1.0.1:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/to-fast-properties/-/to-fast-properties-1.0.3.tgz#b83571fa4d8c25b82e231b06e3a3055de4ca1a47"
-
-xstream@10.x, xstream@^10.8.0:
-  version "10.8.0"
-  resolved "https://registry.yarnpkg.com/xstream/-/xstream-10.8.0.tgz#f3c70b12a71ef34dcc6af44ea7e1b0c40d320f4f"
-  dependencies:
-    symbol-observable "^1.0.2"