Fix recursive dependency and large dist files

Author: SBoudrias

.npmignore

@@ -0,0 +1,2 @@
+**/__snapshot__
+**/*.spec.js

package.json

@@ -22,10 +22,6 @@
     "url": "https://github.com/dielduarte/animate-css-styled-components/issues"
   },
   "homepage": "https://github.com/dielduarte/animate-css-styled-components#readme",
-  "dependencies": {
-    "animate-css-styled-components": "^0.0.17",
-    "react-test-renderer": "^15.6.1"
-  },
   "peerDependencies": {
     "styled-components": "^2.1.2"
   },
@@ -35,10 +31,12 @@
     "babel-core": "^6.26.0",
     "babel-preset-es2015": "^6.24.1",
     "babel-preset-react": "^6.24.1",
+    "styled-components": "^2.1.2",
     "jest": "^20.0.4",
     "prop-types": "^15.5.10",
     "react": "^15.6.1",
-    "react-dom": "^15.6.1"
+    "react-dom": "^15.6.1",
+    "react-test-renderer": "^15.6.1"
   },
   "files": [
     "lib/"