Hooked in feature packs to show in super search using tags in the FP manifests
Added some keywords to manifests for super search
[CL 2526727 by bruce nesbit in Main branch]
Added message to indicate compiling is going to happen when importing code FP. Also made code wait until its complete
Added provision for focus on a specifc asset after adding a feature pack
Revised class type names in feature pack manifests.
[CL 2425812 by Ben Marsh in Main branch]
Make 'add content pack' dialog more robust to missing images
Copied changes from main branch (CL 2400859) to hopefully ease merging
#codereview bruce.nesbit, frank.fella
[CL 2419717 by Ben Marsh in Main branch]
* Multicast delegate Add* calls now return FDelegateHandles, and Remove* calls are now all deprecated, except for a new Remove function which takes a FDelegateHandle.
* New FConsoleManager::RegisterConsoleVariableSink_Handle and UnregisterConsoleVariableSink_Handle functions which work in terms of FConsoleVariableSinkHandle.
* Timer calls which don't take FTimerHandles are deprecated.
* FTicker::AddTicker now returns an FDelegateHandle and is removed by an overloaded Remove function.
* DEFINE_ONLINE_DELEGATE* macros now define _Handle variants of the Add/Remove functions which return/take handles.
* Various other handle-based registration changes.
* Some unity build fixes.
* Some simplification of delegate code.
* Fixes for lots of existing code to use handle-based registration and unregistration.
#codereview robert.manuszewski
[CL 2400883 by Steve Robb in Main branch]
UETOOL-213 - Minimize Slate FString -> FText conversion (remove SLATE_TEXT_ATTRIBUTE)
This fixes any editor/engine specific code that was passing text to Slate as FString rather than FText.
[CL 2399803 by Jamie Dale in Main branch]
Added display of asset/class info used to Add Content dialog
Fixed several cut/pasted comments regarding UMG styles that referred to shooter game
[CL 2392502 by bruce nesbit in Main branch]
