BorderSpacing changes byt itself when multi-selecting components

Original Reporter info from Mantis: a.ramos

• Reporter name:

Description:

When selecting some components with different anchorsidetop while anchoring window is visible, BorderSpacing is set to 0
Detected only in Linux with GTK2. Windows version works ok

Steps to reproduce:

-Create new application
-Put two tedits in form1
-Edit1 with anchorsidetop to Form1 (asrTop, spacing 10)
-Edit2 with anchorsidetop to Edit2 (asrBottom, spacing 5)
-Make visible anchoring window
-Select both Edit1 and Edit2
-Previous values of spacing dissapear

Mantis conversion info:

• Mantis ID: 32196
• OS: Linux
• OS Build: Ubuntu 16.04
• Build: 55553
• Platform: AMD64
• Version: 1.9 (SVN)
• Fixed in revision: r55789 (#65a51ad9), r57581 (#5e2d878e)
• Monitored by: » a.ramos (a.ramos), » @FTurtle (FTurtle)