search: fix for searchbar_frame.html

* Moves searchbar_frame.html to search/ directory
  which is the proper place.

* Adds missing inner_content block.

Signed-off-by: Kamil Neczaj <kamil.neczaj@cern.ch>
Merge pull request #9 from kneczaj/searchbar-frame-misplaced

search: fix for searchbar_frame.html