Remove graphics memory amount from System Information

We were showing the largest memory area from lspci. Only on integrated graphics devices, this is the video RAM.
On dedicated graphics cards this is the aperture set by the BIOS; the real video memory is often of different size; it is not shown in lspci.
fix freezing cinnamon-settinge while using Japanese (UTF-8)
Improved spices icons, Use checkbox for active theme, couple minor fixes
Change play icon to a dot
Add a bit of depth to check and dot
More tweakage
Use transparent background for main cinnamon-settings page instead of
@bg_color - some themes don't look good with this.
add space in ExtensionCore.py:143

add space
Some icon improvements by @gauravjuvekar
Use new keybinding functionality in Cinnamon to manage custom keybindings.

This eliminates compatibility code between Mint 13, Mint 14 and Mint 15,
and makes keybindings that utilize Super more reliable.
Fix launcher desklet
Launcher desklet: prevent editor from crashing
Add a launch animation, so the user can tell something's happening
Fix occasional error with windowAttentionHandler - throws error when
a window's wm_class is null.  To reproduce:

glxgears -fullscreen
Merge pull request #2043 from mtwebster/desklet-launcher-wtf

Fixes for the desklet launcher...
Merge pull request #1995 from AlbertJP/systeminfo

Remove graphics memory amount from System Information
Merge pull request #2044 from mtwebster/wm-attention-error

Fix occasional error with windowAttentionHandler - throws error when
Merge pull request #2008 from luyikei/cinnamon-settings-desklet-japanese

fix freezing cinnamon-settinge while using Japanese (UTF-8) fix #2007
Merge pull request #2013 from mtwebster/spices-icons

Improved spices icons, Use checkbox for active theme, couple minor fixes
Merge pull request #2026 from mtwebster/settings-background

Use transparent background for main cinnamon-settings page instead of @bg_color