As we prepare for additional cloud-based features

Co-authored-by: Eric Amodio <eamodio@gmail.com>

- Fixes a lot of timeline issues

Enables panel layout for Commit Graph by default

* Adds remote adding and fetch support to deep links

* Adds very basic cloning support

* Adds clone support to deep links

* Reverts fetch change (may cause regressions)

* Changes clone to be optional

* Renames "clone repository" option to "clone"

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Co-authored-by: Eric Amodio <eamodio@gmail.com>

Adds selected repo restoration to Commit Graph
Adds commit restoration to Commit Details
Adds file/period restoration to timeline

Converts search-input to use pop-menu
Closes pop-menu's on webview blur

Improves the Graph minimap
  - Adds `gitlens.graph.minimap.dataType` setting to choose between commits or lines changed to be used for the minimap
  - Adds a configuration popover for the minimap
  - Adds a legend to the minimap
  - Removes minimap from being experimental
    - Renames `gitlens.graph.experimental.minimap.enabled` to `gitlens.graph.minimap.enabled`
    - Renames `gitlens.graph.experimental.minimap.additionalTypes` to `gitlens.graph.minimap.additionalTypes`

- Waits until repo discovery is complete before attempting to find other repos

Optimizes and caches `getTokensFromTemplate`