Fixed parsing of AMF material metadata
Use AMF object and volume metadata for handling per-object and per-volume settings
Fix crash with modifier meshes not spanning the entire height of solid meshes
Store object and volume names in the new 'name' property instead of relying on material id
Removed the "Combine STL files into multi-material AMF file" command since it's not needed anymore thanks to the new object editor dialog
Fixed deadlocks in background processing
Select last appended part in object parts panel
Fix pausing when background process is scheduled but wasn't started yet
Typo
Merge perimeters of adjacent regions having the same perimeter settings
Nicer 3D colors and lighting
Show section lines in cut preview
3D preview of plater
Round print center coordinates to integer in 2D plater canvas
Merge pull request #28 from alexrj/master

Merge from master