Merge dev15.6 to master

skip publishing packages unless the variable `PB_PUBLISHTYPE` is set to `myget`

don't run tests if the `PB_SKIPTESTS` variable is set to true

Merge dev15.6 to master

Merge master to dev15.6

Fix completion after double dot in non-auto mode

Merge master to dev15.6

Merge dev15.6 to master

Merge master to dev15.6

Typed Unused Opens analyzer

Merge dev15.5 to dev15.6

Fix go to definition to symbols defined in referenced assemblies and have not normalized file paths (#3773)

* fix Solution.TryGetDocumentFromPath for relative paths

* temp logging

* debug

* normalize range.filename in TaskPickle

* remove debug

* Revert "normalize range.filename in TaskPickle"

This reverts commit 31967a5833b566ad3cfb6270d685c0eb012d38f5.

* normalize full paths in mkRange

* remove null check

* Failing tests for else in parens

* ShrinkContext

* Show that we still don't report error in last line

* Show that longer expressions don't take context

* ShrinkContext along Sequence expressions

* Introduce FinalFast n

* Introduce FinalFast n

* Special exn for sprintf parser

* FinalFastEnd

* FinalFastEnd

* DoubleStringPrintfEnv

* SmallStringPrintfEnv

* Remove empty else

* Cleanup

* Apply same pattern to chained

do not filter symbol uses by range length in getSymbolUsesInSolution because it causes loosing symbol occurrences in Inline Rename (#3762)

Thank you for this.

Ensure that Item templates are always installed with F#

Dev15.6

Merge master to dev15.6

Merge dev15.6 to master

Merge dev15.5 to dev15.6