Description of problem:
VM Template pages/tabs are inconsistent with for example VM ones. Titles are missing in the tabs.

Version-Release number of selected component (if applicable):
4.13

How reproducible:
always

Steps to Reproduce:
1. Go to Virtualization > Templates.
2. Create some template if there is no one.
3. Access template's details, click on Details tab and other ones.

Actual results:
Titles are missing in the tabs.

Expected results:
VM Template pages/tabs displayed consistently in the UI, for example with VM ones. Titles are displayed in appropriate pages.

Additional info:
When aligning Templates tabs with rest of the UI, follow this design doc:
https://docs.google.com/document/d/1Y8TA1EeAZVCLkqUT-ZHzWKGkSEpVMq6jYdXwG1Uv2Gw/edit#heading=h.ozvp0t9knadz