Updates GitLens logo
Adds CodeStream sponsor

Updates README (wip)
Updates welcome & settings pages (wip)

Adds @command decorator
Changes (fetch|pull|push)All to be cancelable

Config when's can be resolved before extension activation

Changes changelog image links to permalinks
Moves all images for docs into a docs folder
Removes unused images

Closes #354 - Adds line history explorer (wip)
Closes #456 - Adds repository status to the repository nodes

Fixes #405 - stops non-repo from showing up in explorer

Removes gitlens.advanced.git setting

Fixes issue with new typescript
Pins node version to match vscode's version (7.9)

Also fixes #286, #227, #219, #186, #151, #104, #75

Adds showWhatsNewAfterUpgrades setting
Removes messages.suppressUpdateNotice
Removes messages.suppressWelcomeNotice

Fixes settings migration

Adds repository creation detection when there are no repositories

Changes migration to be from beta2

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)

Replaces spawn-rx with homegrown (stolen) implementation
Removes telemetry for now (until I get an azure account again)
Removes unused lodash modules
Removes unused testing dependencies

Adds some startup performance timings

Adds comparison results view