Inlining an include that was only used once.

Issue: GCP-9122
Reviewer: Rebecca B
Removing trailing whitespace from file.

Issue: GCP-9122
Reviewer: none
Inlining use of the browserInfo include, reading the dialog code for refactoring.

Issue: GCP-9122
Reviewer: Rebecca B
Removing trailing whitespace and replacing spaces with tabs.

Issue: GCP-9122
Reviewer: none
Renaming addVariableSettingsModal to variableSelectionModal.

Issue: GCP-9122
Reviewer: none
Removing logic in nurseryManager that is used to open variable selection dialog on the create screen, and inlining on chooseSettings where it is used. Removing inline javascript calls used to open the dialog in chooseSettings.html and replacing with click handlers.

Issue: GCP-9122
Reviewer: Rebecca B
Fixing a few jshint / style issues, and removing unused variables.

Issue: GCP-9122
Reviewer: Rebecca B
Extracting choose settings specific methods into a JavaScript file that scopes the method appropriately.

Issue: GCP-9122
Reviewer: Rebecca B