Copy menu needs uid_list

This patch fixes SL #4650. The copy menu was accessing self._uid_list,
which was never defined. self._uid_list_cb, which retrieves the list
is defined.
Fix to fix of SL #4650

Sorry... pushed the wrong patch early. This patch has the proper callback.

Fixes 4650
Update version of Sugar to 0.100

This is the version displayed in the control panel
"About this Computer" section.

Signed-off-by: Gonzalo Odiard <gonzalo@laptop.org>
Add 5 GHz frequency channels table - SL #4459

Fixes SL #4459

Signed-off-by: Simon Schampijer <erikos@sugarlabs.org>
The set hidden attribute ioctl doesn't work for
~/Documents/.Sugar-Metadata, however it is not necessary to apply the
flag, since it is a Linux file system. This patch checks to see if the
destination of the copy is ~/Documents, and if so, skips the ioctl.

Fixes #4656
Merge branch 'copydocuments' of git://github.com/walterbender/sugar into walterbender-copydocuments
Avoid popup the palette while a dragging in the Journal - SL #3999

This is was a pending issue. See more information in the ticket
Note than drag and drop is allowed only with the mouse, not with touch.
Fixes #3999.

Signed-off-by: Gonzalo Odiard <gonzalo@laptop.org>
Merge branch 'fix_3999-try2' of git://github.com/godiard/sugar into godiard-fix_3999-try2