1. accurate top z distance for tree support
Also fix a bug that bottom z and top z distances are misused.
jira: STUDIO-3000, STUDIO-5990
github: #1827
2. Change interface pattern to interlaced rectilinear when using
support material.
2. clean up tree support code
Change-Id: Icc8ce1b6844c841a6fbd1d623df707fdc8ed0f7b
(cherry picked from commit da7412a48dfb5767918ef125b9d0fb9718c03a61)
First layer support can't be top interface, and
min brim width of auto mode should be larger
than 0.
Jira: STUDIO-5010
Change-Id: I02f8b017b535f8a47965387e8679f692b1966e04
(cherry picked from commit 3e7d54abe352e8ab5f9d6492b5a86a96f9067f94)
Fix organic support issues by syncing with Prusa's changes. Thanks to Prusa.
Jira: none
Change-Id: I96fa1a939767bb0b0d2e8a5fd72966bb10a2042e
(cherry picked from commit 89607dc73313e1b5d389674ed2d8f4f358bcb8b9)
Arthur