Renamed Theme/Axis properties

showGridlines  => shouldShowGridlines
showPoints     => shouldShowPoints
axisLabelFont  => axisTitleFont
axisLabelColor => axisTitleColor
Trivial updates to jsdocs

Table.dataset: memberof! insight.Table
Included PointSeries in jsdocs
Added @instance to Chart.seriesChanged
Merge pull request #231 from niksoper/trivial-jsdocs

Trivial updates to jsdocs
Updated change log
Removed duplication of IE11 highlight fix in change log
Axis.label => axis.title
Renamed parameter: axisLabel => axisTitle
Renamed Axis.label => title
Merge pull request #229 from tpkelly/develop

Configurable tickmarks
Renamed test variables

expectedAxisLabelHeight => expectedAxisTitleHeight
expectedAxisLabelWidth => expectedAxisTitleWidth
Merge branch 'develop' of https://github.com/ScottLogic/insight into rename-theme-props

Conflicts:
	Changelog.txt
Merge pull request #230 from niksoper/rename-theme-props

Renamed Theme/Axis properties
Updated shouldShowPoints in jsdocs
Merge pull request #232 from niksoper/rename-theme-props

Updated shouldShowPoints in jsdocs
Merge branch 'upstream' into develop