Merge pull request #121 from tpkelly/develop

Wrap look-and-feel in a theme
Merge pull request #126 from tpkelly/develop

Fix for disappearing scatter
Merge pull request #127 from tpkelly/develop

Fix issue with correlation on groups
Merge pull request #131 from tpkelly/develop

"var X function()" => "function X()"
Update private, "internal" and public members to meet conventions.

Comments to separate each section (private, "internal", public).

A single var declaration for all simple private class variables.
Merge pull request #132 from tpkelly/develop

Favour "forEach" over "map"
Moved addSeries to internal functions and removed it from jsdocs.
Merge branch 'master' of https://github.com/ScottLogic/insight into dev

Conflicts:
	src/charts/Chart.js
Merge pull request #133 from niksoper/dev

Update private, "internal" and public members to meet conventions.
Merge branch 'upstream' into working
Use braces around if blocks

Adds { } around the single-line if blocks