SCM - history view (#216629)

* Hacked up the starting point

* More progress

* More progress

* Simplified algo, basic support for colors

* Add the concept of secondary colors for merge commits

* Further optimizations of the algo

* Bug fixes to clean-up algo

* Add support for curved branches

* Keep track of nodes that are moved so that the second parent for the merge commit is rendered in the correct swimlane

* Account for offset when drawing a base commit

* Algo rework completed

* Revert some of the hacks that were put in place to quickly get going

* Add caching to the history items used in the graph
Remove more hacks that were in place

* Added initial tests

* More work so that incoming/outgoing works along history

* Uncomment more code

* Bug fixes to edge cases

* Experiment with a new rendering for curved branches

* Handle repository with a single commit

* Maintain swimlanes

* Fix condition

* Saving my changes

* More polish and clean-up

* Remove code that is not needed

* Revert change

* Revert more changes

* More fixes

* Rename interface

* One last minor change

* Pull request feedback

* More refactoring

* More pull request feedback

* Fix layering issues

extensions/git/src/api/git.d.ts

@@ -145,6 +145,7 @@ export interface LogOptions {
 	readonly sortByAuthorDate?: boolean;
 	readonly shortStats?: boolean;
 	readonly author?: string;
+	readonly refNames?: string[];
 }
 
 export interface CommitOptions {