Since e8d37102 the loading spinner is not visible, because all actions
relating to it are in the same render step of the browser.
The loading occurs fast enough now, that we also don't want to show an
intermediate spinner.
Change-Id: Id2a3584deed2ecde807d8f354341dd6868b10009
* This patch convert .css to .less
* Semantic changes are avoided, but there are minor
tweaks such as capitalization and ordering.
Change-Id: Iebff0f8e3d87bb792093a10d87f33540aca301d5