Add IGUIImages::setSourceRect/getSourceRect to allow using only parts of an image (can also be used to mirror and scroll them).
Thx @Nalin and @StarSonata who both proposed patches for this in the past.


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code@4730 dfc29bdd-3216-0410-991c-e03cc46cb475
Write (subjectively) nicer xml's by using slightly different linebreak rules.


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code@4731 dfc29bdd-3216-0410-991c-e03cc46cb475
Improve documentation for tabcontrol.


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code@4732 dfc29bdd-3216-0410-991c-e03cc46cb475
Irrlichtify variable names (membervariables start upper-case).


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code@4733 dfc29bdd-3216-0410-991c-e03cc46cb475
Add IGUIImages::setDrawBounds/getDrawBounds to allow coding stuff like progress bars.


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code@4734 dfc29bdd-3216-0410-991c-e03cc46cb475
Add serialization for the CGUIImage::DrawBounds stuff from last check-in.


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code@4735 dfc29bdd-3216-0410-991c-e03cc46cb475
- Add an overwrite mode to editbox. This is patch #275 provided by Adam (aka kingadami)
https://sourceforge.net/p/irrlicht/patches/275/


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code@4736 dfc29bdd-3216-0410-991c-e03cc46cb475
IGUIEnvironment::getNextElement now public (was only in CGUIEnvironment before).


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code@4737 dfc29bdd-3216-0410-991c-e03cc46cb475
Fix some ignore files.


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code@4738 dfc29bdd-3216-0410-991c-e03cc46cb475
Fix: Buttons can now change the image several times and the pressed image will always be updated. Fixing Bug #197 by some anonymous coder.
Note that the way this works might change again soon (I just wanted to fix old version before rewriting it).


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code@4739 dfc29bdd-3216-0410-991c-e03cc46cb475
Another ignore file fix.


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code@4740 dfc29bdd-3216-0410-991c-e03cc46cb475
Fix bug that ListBox would not allow to 'tab' to the next element (thx @ FlavourBoat for reporting)


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code@4741 dfc29bdd-3216-0410-991c-e03cc46cb475