Blender Git Loki

Fix problem of stroke thickness when zoom

The stroke thickness was not working fine in Camera view.

The credits for this fix go to Clemnt Foucault and Luca Rood, thanks for the help!

UI: Change icons for lock axis

New Stroke Paint icon

Designed by Matias Mendiola

UI: Change GP Object icon

Replace the icon for a better and clean. Thanks to Matias Mendiola

Fix compiler error

THe workspace definition was missing

Move OB_GPENCIL icon to new position

The new icon used a postion used by new icons in master, so need to be moved.

Merge branch 'blender2.8' into greasepencil-object

Cleaunp: Remove more unused variables

Cleanup: More unused variables

Remove gpd from gp_copybuf_validate_colormap

Cleanup: Remove unused variable

Remove mode for cache_dirty

Mark old palettes as deprecated

Fix warnings for copy paste

The merge code from master used the old BGPDpalette and the code must use the new Palette

Grease Pencil: Fix problems linking object with Pallete

This should at the very least use a hash system. But it could even do a
local pointer lookup. (Way) More often than not multiple strokes will
point to the same pallete color.

Cleanup: Remove duplicate definition

Added in other commit already

Cleanup compiler warnings

Silence tons of warnings

UI: back randomize button

This button was removed in a previous commit by error

Include lock axis option to all GP sculpt brushes

Al brushes that move points use the lock

New sculpt lock axis implementation

This solution works better and it is faster

Cleanup: Define camera view type for pixel size

New define to make more clear and separate the perspective and camera view modes for pixel size calculation