remove old and unused code (tcl/.pprep)
Fix: copy and merge games from read-only bases using right-click menu
Fix: mouse clicks inside "finish game" toplevel window
make a proper list from a string

Fix several cases of incorrect string to list conversions:
-list element in quotes followed by ";" instead of space
-list element in quotes followed by "." instead of space

Signed-off-by: Cristian Stoica <crististm@gmail.com>
Disable user input during database opening
Fix: use Tcl_ListObj to avoid problems with curly braces
Added reset sort command to right-click menu in gamelist window
Fix: wrong italian translation for "New Game" and "SaveAndContinue"