following promotion of DRTVWR-574

following promotion of DRTVWR-548

Since the performance overhaul project, there should be essentially no difference between rigged meshes and non-rigged as far as vertex buffer management is concerned.

SL-18230: PUll in new version of FreeType that turns off zlib requirment to avoid linker dupe errors in the Viewer against zlib

It might be safe to merge mSeedCapAttempts with mHttpResponderID, but for now leaving them separated, if only for making this mechanic clearer.

# Conflicts:
#	indra/newview/llmodelpreview.h

following promotion of DRTVWR-544

SL-18151 [SEC] MOAP can force multiple floaters open on users screen: The Viewer part of the fix for this JIRA - pulls in the updated Dullahan that exposes the user_gesture/is_redirect flags and uses them to determine what type of 'nav_type' is exchanged with viewer/plugin

Don't add popup to the list twice

Don't add popup to the list twice

Make notifications modal. When multiple ones are visible, first popup works, interacting with second one causes a crash. And it shouldn't be possible to change anything in floater when these notifications are visible

Viewer was drawing empty "indicator_stack" over description

# Conflicts:
#	indra/newview/llpanelpicks.cpp
#	indra/newview/llpanelprofile.cpp

following promotion of DRTVWR-483

Fixed unlabeled fields in picks: For consistency purposes and for clarity both picks and classifieds should display title and descriprion labels.
Fixed extra large spacing in classifieds

Reverts part of SL-15746