Release icewm-3.3.4

For packagers

Let configure on OpenBSD test for -liconv in EXTRA_LIBS.
Add Swedish and Turkish translations of the .desktop files.

Fixes

Fix corrupted text if built without i18n for issue #131.
When managing a new client, postpone sending a Configure event
until the final position is known, for issue bbidulock/icewm#720.
This fixes button behavior in wine, krita and pcmanfm-qt.

Changes

Improve the quality of drawing button gradients.
What are gradients?
Cache the button gradients to speed up drawing.
Eliminate half of the button drawings on startup.
Improve arrow navigation in the system dialog.
Let icesh report up to 1024 bytes of a property in "prop".
Let icesh also pick icewm internal and override redirect windows.
Support icesh "focusmodel" for clients without a WM_HINTS property.
Updated translations: Swedish, French, Turkish and Portuguese (Brazil).

shasum icewm-3.3.4.tar.lz c477fbe166d0b6efaa611eb4beead2f907cf6400