If the editor tab is not displayed all ".event_generate()"

messages are lost. So it is better to send them to winfo_toplevel() before
This solves an old bug that sometimes the canvas is not in sync with
the editor

New strings

Merge pull request vlachoudis#312 from Effer/master-vasilis-heightmap…

…-plugin

Heightmap plugin: Single pass for finish

Correct autoleveled path for unit change

restored "python" instead of "pythonw" until

all references to stdio, stderr are removed

Copy blocks copy also tabs

Language selection can be done also through the Tools->Language combobox