Original tag list not populated when closing tag

[anuradha1992]

From @tuxology on August 24, 2015 1:54

Current behaviour

1. Go to questions page
2. Click any tag
3. Questions relevant to that tag come.
4. Tag list in side bar gets updates with fewer tags
5. Close tag by clicking 'X' button.
6. Tag list in sidebar remains same as in step 4

Intended behaviour

1. Go to questions page
2. Click any tag
3. Questions relevant to that tag come.
4. Tag list in side bar gets updates with fewer tags
5. Close tag by clicking 'X' button.
6. Tag list in sidebar gets updates to original state

Copied from original issue: anuradha1992/askbotfedoratest#12