1. export stl with proper translation
If the object is not on first plate, previous export will give the
vertices very big coordinates.
jira: STUDIO-5991
2. add log for boolean failure reasons.
Change-Id: I52cec4e3ca31b215fbe60246f0266de3d4b8cb61
(cherry picked from commit 6c4dbc8c6c43dd5789e5ce3a572f465548068b77)