Multiselect does not work correctly

[pixtron]

Steps to reproduce

1. Start in root collection (at least 4 nodes are required to reproduce the issue)
2. Select first node
3. Click on third node while holding [Shift] (node 1-3 are selected OK)
4. Release [Shift]
5. Click again on node 3 (only node 3 is selected OK, internal it is still multiselect and right pane is greyed out NOK)
6. Click on node 2 (node 2 selected OK)
7. Click on node 3 (node 3 is selected, and right pane displays correctly OK)

The result of step 7. would be the expected result of step 5.

balloon server version

N/A

balloon web client version

v3.0.0-alpha1

Your client operating system

OSX

Your browser

Chrome 67.0.3396.79

[pixtron]

Another issue is:

1. Start in root collection (at least 4 nodes are required to reproduce this issue)
2. Select node 1...3 by checking the checkboxes
3. Click on node 3 (outside of checkbox)

Node 1 and 2 should be deselected, and only node 3 selected. Right pannel should display information for node 3.

[pixtron]

And another one:

1. Start in root collection (at least 4 nodes are required to reproduce the issue)
2. Select first node
3. Click on third node while holding [Shift] (node 1-3 are selected OK)
4. Release [Shift]
5. Click on node 4 (node 3 is selected NOK, panel is greyed out NOK)