Condition-Editor: only allow digits to be entered in the condition textboxes and the searching for condition type REACTION_TO is now a bitmask as expected
Replace all Char.IsNumber checks by Char.IsDigit as we only want actual numbers to be entered. Turns out IsNumber also returns true for some non-ASCII chars.
Changing parameters now only has effect once the user leaves focus on the parameter textbox. Counts for both the SAI-Editor and Condition-Editor parts
Condition-Editor: Fix an issue where values in textboxes would be reset when switching to a new source type and default the textboxes to 0
Condition-Editor: correct all tabindexes
We now close all openforms except for the MainForm when re-connecting