Web Console: Current cache "jump" after edit on "Basic configuration" screen

Steps to reproduce:

1. Create new cluster.
2. Add 3 caches (just click 3 times on "Add new cache")
3. Click on first cache with name "Cache" and add a letter "x" to the end of its name.
4. It will "jump" to the end of list.
5. And current "editable" item become cache with name "Cache1"