error format is now ATTRIBUTE ERROR_MSG

this also allows for complete control for a custom error message
Components each have separate initialised flags on the component container
add welsh and make it work for activerecord
Merge pull request #123 from moneyadviceservice/better-errors

error format is now ATTRIBUTE ERROR_MSG
Add flag attribute to <body> to indicate when all components have initialised
Merge pull request #129 from moneyadviceservice/component-loader

Component Loader fix / enhancement
Bootstrapping FieldTooltip
Adding functionality and initial test
Fleshing out tests
Adding tooltip css
Calling css field-tooltip
Avoid tooltips being visible, with js and pre-tooltip init
Remove unncessary promises
Removing unnecessary debounce
Rename FieldTooltip to FieldHelpText
Rename tooltip css
Adding role=tooltip with javascript
Using chai-jquery style assertions
Adding tests for public methods
Adding tests for custom hidden classname