Created basic account manager.

Working on populating from network stack onload.

Need to update toolbar t swap grids.
Updated icon backgrounds and added webcam and mic `off` versions.
Replaced old icons with new icons by Jenn Kotler.

Renamed them accordingly.
Swapped out new icon names.

Removed old gui toolbar code that was commented out.
Swapped out new icons in toolbar.

Added new spacer and account manager button.
Fixed toolbar button spacer index.
Modified ovc for toolbar grid operation.
Added swap method connected to click signal.
Adjusted account management button.
Added args to swap_grid method (for button, etc).
**No Changes** cleaned newlines.
Further UI adjustments for accounts.
Fixed alignment issues for labels.
Fixed up UI sizes and specifications.
Adjusted gui to account for change to toolbars.

**This will temporarily break sugar until I port the changes to that
code as well.**
Adjusted core toolbar loading approach.

Needs to be tested and similar modifications made to sugar version.
Adjusted code for sugar toolbar.
Created the missing container.
Fixed toolbar grid swap code.
set_toolbar_box not set_toolbox (sugar3 conversion)