[Icons] New XML file icon
[Icons] text-file-*.png → file-text-*.png (and a new icon)
[Icons] template-16.png → file-template-16.png (and a new icon)
[Icons] resource-file-*.png → file-resource-*.png (and a new icon)
[Icons] md-addins bump
[Icons] Fixing wrong file URI
Updated reference to md-addins
Remove some unused icons
[Icons] Wrong icon registration fixed
[Icons] file-template-surround-with-*.png
[Icons] Status searching cleanup
[Icons] Status pushing cleanup
[Icons] Status pulling cleanup
[Icons] Status opening cleanup
[Icons] Status connecting cleanup

Signed-off-by: Vaclav Vancura <vaclav@vancura.org>
[Icons] Status building cleanup

Signed-off-by: Vaclav Vancura <vaclav@vancura.org>
[Icons] Execution marker cleanup

Signed-off-by: Vaclav Vancura <vaclav@vancura.org>
[Icons] Visibility cleanup

Signed-off-by: Vaclav Vancura <vaclav@vancura.org>
[Icons] Toolbar cleanup

Signed-off-by: Vaclav Vancura <vaclav@vancura.org>
[Icons] Package cleanup