Collapse all button in itemList
Fixed empty model attributes
fixed to not incr model version when nothing changes
Added GANTT schedule window with fake data
SOP alternative lines corrected
Fixed GANTT css, header, name and tipbubbles
Fixed that the Alternative struct disappeared if there was just one op in it
Switch to plain for-loops in sopCalcer and sopDrawer to ensure that their indexes are integers
Option to check/uncheck all items in relationIdent lists
Improved info and error management in relationIdent
Op selection for SOP creation proved working as intended in relationIdent
Some icon and css fixes
Fixed the SOP rotation bug.
Fixed ops not draggable from certain structs
Fixed alternative lines not correctly positioned in horizontal direction
Op drag on text bug still presnt though
Changing to an newly imported model