Merge 'upstream' into gh-pages
Update to include new groupKeyFunction
Fix bubble axis function selection

Changes from x/y function to key/value function for the buttons for
different axis types for the app store sample
Update with rootClassName fix
Merge pull request #115 from tpkelly/gh-pages

Fix app-store bubble sample
Updated examples after renaming tickRotation to tickLabelRotation.
Updated examples after renaming labelFormat to tickLabelFormat.
Updated examples after renaming tickOrientation to tickLabelOrientation.
Logo experiments
Gravitate towards a logo solution
Update branding

Adds new logo and favicon
Changes any references to "Insight Charts" to "InsightJS"
Removes the jumbotron
Use image logo, not text

Uses our new banner logo as the main logo on the front page.
Also creates a new mini-icon logo
Updated insight after jsdoc comments update.
Move styling into css

Removes the inline styles in favour of style.css

The logo is now smaller and more padded, and we have removed some unused
tags
Merge pull request #119 from tpkelly/gh-pages

New logo branding
Merge branch 'gh-pages' of https://github.com/ScottLogic/insight into gh-pages
Merge pull request #118 from niksoper/gh-pages

Updates to examples after renaming Axis properties.
Update style.css