Don't include VB attributes in the span of a block. We don't want to see those attributes in the indent guide tooltips.

Fixes #14985

Shave off hundreds of MB of allocations during FindReferences.

Fixes #14946

Fix sighelp crash in linked files

Cache delegates to prevent allocations.
Fixes #15052

Ensure that we set the OptimizationDataFile path after importing the core targets, which sets $(TargetName) that is used by this property.

Use out-var in a few more cases.

Don't offer Use-Throw-Expression if teh variable being checked is accessed before it is assigned.
Fixes #15018

Don't fade code out when suggesting the 'Qualify with 'this.'' lightbulb
Fixes #10223

Do not offer use-object intiializer on code that references the variable being initialized.
Fixes #14988

Fix crash in 'use out-var'
Fixes #14982

Bugfix: possible NRE in TypeNameSerializer extensions

Don't include attributes in the span of a block.  We don't want to see those attributes in the indent guide tooltips.

Allow readonly autoprops to be used when generating a constructor

Use ResolveMetadataReferences in DPL

Build updates

Disable some more tests impacted by dotnet/roslyn#13433

Support generating dictionary intializers.

Fix function naming.

Fixing up the failures in the open integration tests.