Added transaction explorer dashboard generator.
Added high volume transaction dashboards.
Fixed description fields for dashboard.

Added notes sections.
Added digital take-up module generator.
Added digital-take-up for high volume services.
Added percentage format to digital-takeup
Fix issue caught by the schema validation.

Only add a related link if one is available in the response.
Fixed weird character issue
Trim whitespace
Changed dashboard-type as per @lennym request.
Updated properties on digital_takeup as per @annaps request.
Fixed jshint issues in tools dir.
Lint tools/ directory

This diff only contains whitespace changes.
Added jshint for _all_ of the tools dir.

Fixed lint issue.
Merge pull request #412 from alphagov/feature/tx-dashboard-generator

tx dashboard generator