1. fix sequential printing tall objects. Now the print order is not determined by auto-arrange,
so wee need to add a new rule: lower objects should not exceed height_to_rod.
2. sequential printing is better centered.
Change-Id: Ic320722654f0335d2589060fa14c71a5aaa3f571
0. disable arranging selected
1. fix bug where brim is not correct.
2. fix bug where big circle objects are not arranged properly
3. disable default enable_rotation
Change-Id: Ifc69f35d900ff63ec1e9ec8bf8638afc6ea7d54b
(cherry picked from commit 2ed1b0dd8573a1e10aaf77f0d9f8896cef304427)
arthur
lane.wei