Merge pull request microsoft#2218 from Microsoft/master

merge master -> release

Merge pull request microsoft#2168 from Microsoft/master

Fix ${config:a.b} https://github.com/Microsoft/vscode-cpptools/issues…

Merge pull request microsoft#2100 from Microsoft/0_17_5_insiders

0 17 5 insiders

Update version. (microsoft#2071)

Merge pull request microsoft#2029 from Microsoft/seanmcm/0_17_3_release

Seanmcm/0 17 3 release

Merge for 0.17.2-insiders.

Update changelog. (microsoft#2003)

update release notes and don't enable recursive includes by default i…

…n new folders (microsoft#1948)

* update release notes and don't enable recursive includes by default in new folders.

* changelog bug

trim the path before checking if it exists (microsoft#1924)

Merge branch 'master' into insiders