add memory selection to query widget. Also give users the option to not delete queries of removed/died memories

Merge branch '105-make-object-memory-robot-state-memory-not-dependent-on-full-simulation' into 'master'

Resolve "Make object memory / robot state memory not dependent on full simulation"

Closes #105

See merge request ArmarX/RobotAPI!264

Add SimpleVirtualRobot to scenario. Remove RobotStateComponent and RobotToArViz from scenario. Remove old config files

Add line and path to arviz example

See merge request ArmarX/RobotAPI!263

Feature/virtual robot writer

See merge request ArmarX/RobotAPI!262

Add missing dependency of ReadWriterPlugin to memory name system plugin

Closes #108

See merge request ArmarX/RobotAPI!260

Feature/nlohmann json reader without type check

See merge request ArmarX/RobotAPI!261

Fix bug in Object Memory, where it does not recover from the robot snapshots being missing because the "Now" timestamp is fixed

Merge branch 'master' into 102-extend-handunitgui-for-different-joints

Closes #102

See merge request ArmarX/RobotAPI!257