Supports toggling annotations for each file individually or all files at once
Closes #289

Adds new getLogCommit
Adds getRecentLogCommitForFile
Renames getLogForRepo to getLog
Renames getLogForRepoSearch to getLogForSearch

Adds a static "container"
Adds a document tracker - replaces the context tracker
Adds a line tracker
Refactors all the things - better performance, lower overhead, less code, more separation of concerns, more maintainable (hopefully)
Changes dirty blame to only happen after a "idle" delay
Closes open file annotations on edit (too expensive to track changes)

Fixes #220 - Open revision results in empty file
Fixes SO many bugs

Uses new ConfigurationChangeEvent arg

Converts type/const into string enums
Refactors command initialization

Adds new open file revision command with annotation support

Switches to use HoverProvider for hovers in file blames

Optimizes annotation computation (cache by commit)

Often happened when also toggling file annotations

undo/redo spawns too many git processes