Reworks keyboard context

Adds diff with next command
Fixes #45 - Keyboard Shortcut collision with Project Manager
Preps v2.11.2

Adds context for toggling CodeLens

Splits showQuickCommitDetails into showQuickCommitDetails and showQuickCommitFileDetails
Adds closeUnchangedFiles command
Adds openChangedFiles command
Adds diffDirectory command
Adds contextual description to the `go back` commands
Fixes #44 by adding a warning message about Git version requirements
Fixes intermittent errors when adding active line annotations
Fixes intermittent errors when opening multiple files via quick picks
Updates dependencies
Preps v2.11.0

- Status bar blame information will hide
  - CodeLens change to a `Cannot determine...` message and become unclickable
  - Many menu choices and commands will hide
Fixes #36 - Blame information is invalid when a file has unsaved changes
Fixed #38 - Toggle Blame Annotation button shows even when it isn't valid
Preps v2.9.0

Adds data formatting option to blame annotations
Preps v2.8.2

Adds copyMessageToClipboard to the editor content menu
Adds copyMessageToClipboard to showQuickCommitDetails quick pick

Adds showQuickRepoHistory command to CodeLens
Adds showQuickCommitDetails command to the status bar
Adds showQuickRepoHistory command to the status bar
Changes recent CodeLens default command to showQuickCommitDetails
Changes status bar default command to showQuickCommitDetails

Adds diffWithWorking to editor context menu
Renames diffWithPrevious for better clarity with new behavior
Renames diffWithWorking, diffLineWithPrevious, & diffLineWithWorking for better clarity

Fixes #24

Adds blame toggle to the editor toolbar

Rearranges menu structure