update asp.net mvc to version 5.1.3
Merge pull request #3822 from purplebricks/update-mvc-5.1.3

update asp.net mvc to version 5.1.3
Merge branch 'SPRINT-26-WonderWoman' into SPRINT-27-DrManhattan
Enabled DB migrations in the Migrations project in Uber.
Merge pull request #3824 from purplebricks/AddDatabaseMigration

Enabled DB migrations in the Migrations project in Uber.
fb-374

fixed issue when old active extras has not set correctly to inactive state and as a result we have a lot of active extras and show first one active.
also affected Extras is set to inactive state using code, this is agreed with DK
fb-374

removed code for data correction.
Merge pull request #3826 from purplebricks/fb-374-WonderWoman

fb-374
Deploy Test 01
reset the terms agreed tick
accompanied viewing icon added to the legend
fix extras link in buyer's negotiation
Included customer data when changing letting price
properly reset floorplan
enabled the saerch button variation permanently
don't show accepted offer details right after offer is in acceptable state, with the extra and without page refresh
bugzid:1439
Merge pull request #3828 from purplebricks/FB-1816

reset the terms agreed tick
Merge pull request #3831 from purplebricks/FB-1789

Included customer data when changing letting price
Merge pull request #3830 from purplebricks/FB-1820

fix extras link in buyer's negotiation
Merge pull request #3834 from purplebricks/FB-1439Another

don't show accepted offer details right after offer is in acceptable sta...