Drop c3 and d3 dependencies

These are no longer used as of possibly #57, but it's hard to tell.

Author: Fryguy

demo/template-index.ejs

@@ -6,7 +6,6 @@
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-select/1.12.1/css/bootstrap-select.min.css" integrity="sha256-IW5fdxFdf6I5MsRbl2dOje41oOvdZhIpgcE8sBnYVus=" crossorigin="anonymous" />
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-switch/3.3.2/css/bootstrap3/bootstrap-switch.min.css" integrity="sha256-4e0eiRTk64tQnM9hmntNxCg5nuKU5MQG/uuCZ7WgfXc=" crossorigin="anonymous" />
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-treeview/1.2.0/bootstrap-treeview.min.css" integrity="sha256-ULjuiZ9iqqf97EETp/mZrnLusfOwISiI6AIL0IXShbc=" crossorigin="anonymous" />
-    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/c3/0.4.11/c3.min.css" integrity="sha256-gl80aFE+bSTFw7UJf+ne/RkwC55cjidIp0Oe3AX5pfo=" crossorigin="anonymous" />
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/patternfly/3.15.0/css/patternfly.min.css" integrity="sha256-diRy1ATB0S3T0V8x8YwYt4T/pVQO4FQKbJkl55RMtEs=" crossorigin="anonymous" />
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/patternfly/3.15.0/css/patternfly-additions.min.css" integrity="sha256-czjCMXClrusnJhsibSCfyFzwindTJ/NK616Dq3dQTSg=" crossorigin="anonymous" />
     <link rel="stylesheet" href="css/vendor.css">

package.json

@@ -48,11 +48,9 @@
     "browser-sync": "^2.18.2",
     "browser-sync-spa": "^1.0.3",
     "browser-sync-webpack-plugin": "^1.1.3",
-    "c3": "^0.4.11",
     "copy-webpack-plugin": "^4.6.0",
     "coveralls": "^2.11.15",
     "css-loader": "^0.28.11",
-    "d3": "^4.4.1",
     "eonasdan-bootstrap-datetimepicker": "^4.17.43",
     "eslint": "~3.9.1",
     "expose-loader": "^0.7.1",