places-sidebar: guard for NULL supported VFS schemes array

GVfs might not be installed, or not support any protocol.
pathbar: remove unused spacing private member

We use a linked style right now, so keeping this around just makes the
code harder to read.
pathbar: fix allocation offset for the down slider button

We want the down slider button to be linked visually to the rest of the
pathbar.

https://bugzilla.gnome.org/show_bug.cgi?id=680916
pathbar: additional fix for last commit

We were missing to add the up slider width in the LTR case.
[l10n] Update Japanese translation

Modify the About label
Updated Serbian translation
Updated Telugu Translation
Updated gujarati file
Updated gujarati file
Updated gujarati file
Updated German translation
Updated Slovenian translation
Updated gujarati file
Removed more scaling fonts by zoom factor
Updated Indonesian translation
Rename icon view to canvas view

This will allow us to retain canvas view for the desktop directory
but implement a new icon view for other folders.

https://bugzilla.gnome.org/show_bug.cgi?id=681370
Merge commit 'c686068f5129e8648f1259bb115fcfa61bac974d' into nemo_master_merge
Revert: pathbar code cleanup

Merge commit 'cb48803516d2fd40950e3a08890240f92384a3ef' into nemo_master_merge

Conflicts:
	src/nemo-pathbar.c
Merge commit '63e4bb8b27c60a2e4713466209ffb317339d12b1' into nemo_master_merge

Conflicts:
	libnemo-private/nemo-icon-container.c
	libnemo-private/nemo-icon-container.h
	libnemo-private/nemo-icon-private.h
	po/de.po
	po/gu.po
	po/id.po
	po/ja.po
	po/sl.po
	po/sr.po
	po/sr@latin.po
	po/te.po
Merge commit 'fc450bbdfeb8387e18182369fd8b6907ed05ec74' into nemo_master_merge

First canvas rename commit to ceep track of files. Does not build.

Conflicts:
	libnautilus-private/nautilus-canvas-container.c
	libnautilus-private/nautilus-canvas-container.h
	libnautilus-private/nautilus-canvas-dnd.c
	libnautilus-private/nautilus-canvas-dnd.h
	libnautilus-private/nautilus-canvas-item.c
	libnautilus-private/nautilus-canvas-item.h
	libnautilus-private/nautilus-canvas-private.h
	libnautilus-private/nautilus-desktop-background.c
	libnautilus-private/nautilus-icon-canvas-item.c
	libnautilus-private/nautilus-icon-canvas-item.h
	libnautilus-private/nautilus-icon-container.c
	libnautilus-private/nautilus-icon-container.h
	libnautilus-private/nautilus-icon-dnd.c
	libnautilus-private/nautilus-icon-dnd.h
	libnautilus-private/nautilus-icon-private.h
	libnemo-private/Makefile.am
	libnemo-private/nemo-debug.c
	libnemo-private/nemo-debug.h
	libnemo-private/nemo-icon-canvas-item.c
	libnemo-private/nemo-icon-canvas-item.h
	libnemo-private/nemo-icon-container.c
	libnemo-private/nemo-icon-container.h
	libnemo-private/nemo-icon-dnd.c
	libnemo-private/nemo-icon-dnd.h
	libnemo-private/nemo-icon-private.h
	libnemo-private/nemo-lib-self-check-functions.h
	libnemo-private/nemo-tree-view-drag-dest.c
	po/POTFILES.in
	src/Makefile.am
	src/nautilus-canvas-view-container.c
	src/nautilus-canvas-view-container.h
	src/nautilus-canvas-view.c
	src/nautilus-canvas-view.h
	src/nautilus-desktop-canvas-view.c
	src/nautilus-desktop-canvas-view.h
	src/nautilus-desktop-icon-view.c
	src/nautilus-desktop-icon-view.h
	src/nautilus-icon-view-container.c
	src/nautilus-icon-view-container.h
	src/nautilus-icon-view.c
	src/nautilus-icon-view.h
	src/nemo-application.c
	src/nemo-desktop-icon-view.c
	src/nemo-desktop-icon-view.h
	src/nemo-icon-view-container.c
	src/nemo-icon-view-container.h
	src/nemo-icon-view.c
	src/nemo-icon-view.h
	src/nemo-list-view.c
	src/nemo-location-bar.c
	src/nemo-location-entry.c
	src/nemo-pathbar.c
	src/nemo-tree-sidebar-model.h
	src/nemo-view-dnd.c
	src/nemo-view.c
	src/nemo-view.h