Tweak sizes. Make Help dialogs wider to make sure all text fits.
Add titles to help dialogs.
Update INSTALL to explain qt4 and qt5 branches.
Show download progress. TODO: Size depends on thumb scale.
Print progress %
use rect to position text
Don't scale thumbnail items, scale the pixmap inside.
If redirected, just download the redirect url in the same way as the original.
In fact, set the url to the redirect url and use the original download function.
In case of error downloading image, Show error dialog and don't dim the thumbnail.
Remove debug spam
Use QProgressBar in a QGraphicsProxyWidget to show progress. Proxy widget's parent is thumbItem, meaning it can be positioned and scaled within the thumbnail's coordinateses. Excluded from grid sort by checking for parent == 0.
Inform thumbnail of started download
No need to call startDownload twice in case of redirect.
Squashed commit of the following:

commit bf505117a4d531a8d87f97e50c6ab81e7265d6cc
Author: Tom Hall <tahall256@gmail.com>
Date:   Sun Mar 10 15:53:20 2013 +0000

    No need to call startDownload twice in case of redirect.

commit 6f56d6ee4828fa23c226e7d6b1251aed5f42e7f6
Author: Tom Hall <tahall256@gmail.com>
Date:   Sun Mar 10 15:51:16 2013 +0000

    Inform thumbnail of started download

commit 68dcae8e03842b3f81c7842753cd3fc91376b91a
Author: Tom Hall <tahall256@gmail.com>
Date:   Sun Mar 10 13:47:36 2013 +0000

    Use QProgressBar in a QGraphicsProxyWidget to show progress. Proxy widget's parent is thumbItem, meaning it can be positioned and scaled within the thumbnail's coordinateses. Excluded from grid sort by checking for parent == 0.

commit 030326b8ac27174770544bf052a5710dc8521268
Author: Tom Hall <tahall256@gmail.com>
Date:   Sun Mar 10 12:32:43 2013 +0000

    Remove debug spam

commit 7a949cc4f3e07ec7f2ad5716ba08c931ffa1448f
Author: Tom Hall <tahall256@gmail.com>
Date:   Sun Mar 10 12:29:10 2013 +0000

    In case of error downloading image, Show error dialog and don't dim the thumbnail.

commit f21926ab72a7ef39860cae1127972b14f64586f0
Author: Tom Hall <tahall256@gmail.com>
Date:   Sun Mar 10 11:56:36 2013 +0000

    In fact, set the url to the redirect url and use the original download function.

commit 182f8d545fd8dbf020cbddc344b1279702004cdc
Author: Tom Hall <tahall256@gmail.com>
Date:   Sun Mar 10 11:50:45 2013 +0000

    If redirected, just download the redirect url in the same way as the original.

commit f6b0a5c53ac0b1b0d699b22954e6ec655298a59b
Author: Tom Hall <tahall256@gmail.com>
Date:   Sun Mar 10 11:43:23 2013 +0000

    Don't scale thumbnail items, scale the pixmap inside.

commit 38329f748b9c30bf527b1fbea625a3b239986d81
Author: Tom Hall <tahall256@gmail.com>
Date:   Sun Mar 10 01:14:09 2013 +0000

    use rect to position text

commit d9cd5b00f2e078f30b394de85d19192a03c89742
Author: Tom Hall <tahall256@gmail.com>
Date:   Sun Mar 10 01:04:46 2013 +0000

    Print progress %

commit ad3e8e72ef30dd1bb94a063d20eb7edf31e126ba
Author: Tom Hall <tahall256@gmail.com>
Date:   Sun Mar 10 00:59:37 2013 +0000

    Show download progress. TODO: Size depends on thumb scale.

Add Progress bars when downloading images. Show error message if error when downloading. Fix redirects.
Add version check: Error if not qt 4.

Conflicts:
	RefImage.pro
update TODOs
Read/Write of data seems to work. Just need to write useful stuff and make use of it when read.
Remove raiseOnHover. Make 'getters' const.
Add progressBar in statusBar.