mhutchie#365 Improved the topological check to determine whether the …

…"Drop..." action is available for a commit.

mhutchie#363 Improved support for High Contrast Visual Studio Code Co…

…lor Theme's.

mhutchie#359 When the Git Graph View initially loads, Up / Down keys …

…can now be used scroll the view.

mhutchie#341 Added a new extension setting "git-graph.repository.show…

…RemoteBranches", to set the default value of the "Show Remote Branches" repository setting.

Merge branch 'develop'

mhutchie#293 Added an "Open a Terminal for this Repository" button on…

…to the Git Graph View Control Bar.

Changed confirmation dialogs to use "Yes, <verb>" & "Cancel" buttons …

…instead of "Yes" & "No" buttons (for consistency with all other dialogs).

mhutchie#327 Added a new Extension Setting "git-graph.dialog.cherryPi…

…ck.noCommit", to set the default value of the "No Commit" option on the Cherry Pick Dialog.

Merge branch 'develop'

mhutchie#305 Upgraded the minimum version requirement of Visual Studi…

…o Code from 1.31.0 to 1.38.0. Migrated to use asWebviewUri & cspSource.