Grease Pencil was finally merged with the 2.8 Master branch and uses Eevee just like the matcaps and PBR shading. https://www.youtube.com/watch?v=h3iyy-gGeIU
I guess you could also try the Array Sketch Addon (now known as Surf) http://blenderartists.org/forum/showthread.php?330012-Array-Sketch You can create a mesh brush, with a start and end cap, and just draw with the Grease Pencil. You can later on edit the grease pencil's vertices which will update the path of the generated…
https://www.youtube.com/watch?v=M8IIxVbbfJc I've spend some more time on the tape tool. Also shown is the symmetrize Grease Pencil tool in MACHIN3tools. It's part of the latest MEShmachine preview release (0.5.9) now.
Ha ! For that you can use scrollwheel-based camera rotation. There is a handful of modifier key combinations one can use to rotate and tilt the camera that way, it's pretty handy in these cases. I use it occasionally for grease pencil.