bundle into single js file!

- remove external css - ensure bulma styles don't rely on html, body
- move logo.svg to be loaded inline
- rename scss -> assets
- remove wombat/wombatWorkers, bundled via raw-loader and sw.js

yarn.lock

@@ -3754,6 +3754,14 @@ raw-body@2.4.0:
     iconv-lite "0.4.24"
     unpipe "1.0.0"
 
+raw-loader@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/raw-loader/-/raw-loader-4.0.1.tgz#14e1f726a359b68437e183d5a5b7d33a3eba6933"
+  integrity sha512-baolhQBSi3iNh1cglJjA0mYzga+wePk7vdEX//1dTFd+v4TsQlQE0jitJSNF1OIP82rdYulH7otaVmdlDaJ64A==
+  dependencies:
+    loader-utils "^2.0.0"
+    schema-utils "^2.6.5"
+
 read-pkg-up@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/read-pkg-up/-/read-pkg-up-1.0.1.tgz#9d63c13276c065918d57f002a57f40a1b643fb02"
@@ -4020,7 +4028,7 @@ schema-utils@^1.0.0:
     ajv-errors "^1.0.0"
     ajv-keywords "^3.1.0"
 
-schema-utils@^2.6.1, schema-utils@^2.6.6:
+schema-utils@^2.6.1, schema-utils@^2.6.5, schema-utils@^2.6.6:
   version "2.6.6"
   resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-2.6.6.tgz#299fe6bd4a3365dc23d99fd446caff8f1d6c330c"
   integrity sha512-wHutF/WPSbIi9x6ctjGGk2Hvl0VOz5l3EKEuKbjPlB30mKZUzb9A5k9yEXRX3pwyqVLPvpfZZEllaFq/M718hA==