Fix typo

it's better to use runOnUiThread in souch a case.

Add test cases for non Integer assignment to FXuchar, FXshort and FXint.

It's typically possible to assign Float values to methods expecting
Integers and we also shouldn't break compatibility.

This reverts commit 3360c669.

Load icons independant from pwd.

Add an example for overloading onCmdPasteSel to allow different behaviour on text pasted from the clipboard.

Fixed few examples to work and added some warning strings on apps which doesn't work unless you have a explicit gem installed.

Fixed few examples to work and added some warning strings on apps which doesn't work unless you have a explicit gem installed.