merge for VWR-22700 'As an engineer, I want to see unit test execution results in TeamCity build results, so that I have instant feedback into test results as builds are executed, and so that I can provide visibility into unit tests that I add to the code base.'

Patch by jonathan yap.

Fix Linux build.

Imported from Snowglobe.

Imported from Snowglobe.

Added checking when item in COF list selected: IF (FolderListView is shown) THEN (don't switch to the FlatListView AND set proper filter for FlatListView).

Reviewed by Vadim Savchuk

- After wearable removed from COF list, check: whether any outfit of the same wearable type as removed left in COF. If left then select it.
- Added method selectClothing(LLWearableType::EType) to the LLCOFWearables that selects first clothing from COF of specified WearableType

Reviewed by Vadim Savchuk

Probably a regression from the prevalidator rework - was enforcing non-negative int when precision=0 (i.e. non-float), should have been enforcing only full int range.

Fix double definition of create_jump_keys="true" introduced in the fix for VWR-20724 to pass coding policy check.

VWR-20970 FIXED Added SideTrayButton class to handle mouse hover events to "tear off" Side Tray tabs.

Reviewed by Sergey Litovchuk at https://codereview.productengine.com/secondlife/r/880/

Minor optimization of Side Tray expanding/collapsing upon toggling tab docked/undocked.

Reviewed by Vadim Savchuk at https://codereview.productengine.com/secondlife/r/879/.