add mortgage_calculator to bower.json.erb
Merge pull request #738 from moneyadviceservice/update_bower_json_erb

add mortgage_calculator to bower.json.erb
Bump pensions calculator to 510
update debt_free_day_calculator to 2.0.1.126
update mortgage_calculator to 1.0.0.571
add gem
set DebtAdviceLocator parent controller to embedded tools controller
Tool mount point + routes with feature block.
add engine migration to schema.rb
update bower.json.erb
Add RequireJS path for Debt Advice Locator config.
Add a minimal RSpec integration test to check Debt Advice Locator is attached.
upgrade dough to version 3.1
Update Gemfile.lock to reflect changes in debt-advice-locator

* Remove various Gems after pruning the engine's gemspec/Gemfile
* Updates dough-ruby to 3.2.0.201 (+1 squashed commit)
Squashed commits:
[67de7c6] Update debt_advice_locator to 2.0.0
Remove branch postfix from bower.json.erb
Update Gemfile to depend on debt_advice_locator 2.0.0