Fix the homepage

[jan-meyer-1986]

The current implementation relies on outdated versions of node.js (6.10.3) and gulp 3.9.
When running gulp, several of these 'Unexpected token' errors occur:

ERROR in ./src/client/common/component.react.js
Module build failed: SyntaxError: /home/janmeyer/Documents/data_dump/relational-data-org/src/client/common/component.react.js: Unexpected token (6:22)
4 | export default class Component extends React.Component {
5 |

6 | static contextTypes = {
| ^
7 | router: React.PropTypes.func
8 | }
9 |
at Parser.pp.raise (/home/janmeyer/Documents/data_dump/relational-data-org/node_modules/babylon/lib/parser/location.js:24:13)
at Parser.pp.unexpected (/home/janmeyer/Documents/data_dump/relational-data-org/node_modules/babylon/lib/parser/util.js:82:8)
at Parser.pp.parseClassProperty (/home/janmeyer/Documents/data_dump/relational-data-org/node_modules/babylon/lib/parser/statement.js:624:61)
at Parser.parseClassProperty (/home/janmeyer/Documents/data_dump/relational-data-org/node_modules/babylon/lib/plugins/flow.js:836:20)
at Parser.pp.parseClass (/home/janmeyer/Documents/data_dump/relational-data-org/node_modules/babylon/lib/parser/statement.js:567:32)
at Parser.pp.parseExprAtom (/home/janmeyer/Documents/data_dump/relational-data-org/node_modules/babylon/lib/parser/expression.js:405:19)
at Parser.parseExprAtom (/home/janmeyer/Documents/data_dump/relational-data-org/node_modules/babylon/lib/plugins/jsx/index.js:412:22)
at Parser.pp.parseExprSubscripts (/home/janmeyer/Documents/data_dump/relational-data-org/node_modules/babylon/lib/parser/expression.js:236:19)
at Parser.pp.parseMaybeUnary (/home/janmeyer/Documents/data_dump/relational-data-org/node_modules/babylon/lib/parser/expression.js:217:19)
at Parser.pp.parseExprOps (/home/janmeyer/Documents/data_dump/relational-data-org/node_modules/babylon/lib/parser/expression.js:163:19)
@ ./src/client/pages/notFoundPage.react.js 29:28-64

[jan-meyer-1986]

Theser versions were used during fail:

CLI version 3.9.0
node v6.10.3 (npm v3.10.10)
dot - graphviz version 2.43.0 (0)