Blender Git Loki

DRW: avoid edit-mode layer lookups for freestyle

Cleanup: assign a var to check an edge is real

Makes code slightly more readable.

RNA: remove redundant new_from_object/to_mesh arg

If the caller wants loop-tris, there is a function to calculate them.

DRW: remove redundant editmode mesh tessellation

Also re-order logic so loop indices are ensured to be valid.

Cleanup: mesh iterators

- Split indexed/non-indexed into separate loops.
- Avoid assigning the same value in the loop.
- Use const variables.

UI: increase size of copy buffer

The length was 400 which isn't enough for some file paths.

UI: copy-buffer was cleared w/ non-text buttons

Also correct invalid strncpy use.

Merge branch 'master' into blender2.8

Fix incorrect strncpy use

Didn't ensure null terminated.

Fix draw manager out of bounds assignment

Remove image based bitmap font support

Was used in the game engine and is no longer used.

Merge branch 'master' into blender2.8

Cleanup: style (pointers)

Cleanup: indentation

Correct case

GP: New Glow Shader FX (wip)

New shader to simulate a glow of the color.

The glow can be generated by luminance threshold or using a selection color.

Python GPU: Use PyC_AsArray_FAST in GPUVertBuf.fill_attribute.

This allows you to use other types of sequences besides tuples.

Python GPU: Use PyC_AsArray_FAST when initing GPUIndexBuff.

This allows you to use other types of sequences besides tuples.

Fix runtime error: shift of uint

The warning was: runtime error: left shift of 1 by 31 places cannot be
represented in type 'int'

Patch by Cl�ment Foucault.

Fix T57144: saving theme presets not working after recent changes.