Assign MOC and OBJ directory
Add Czech translation file
Add Travis-CI build status.
Fix mac osx compiler error
Use effect instead of boolean flag
Remove unused variables
Rename updateCanvas -> drawCanvas
Improve grid
Merge branch 'dev'
zoomIn/zoomOut in Qt5 way
Start to arrange save file flow.
Save image file ok.
Fix saving file behavior of vector layer and camera layer
Merge branch 'bugfix/save-file'
Merge branch 'master' into dev
Resolve #164. Toggle all dockwidget by Ctrl+1...6
Prority to save file as .pclx
Fix filename case
Force disable axis
Merge branch 'dev'