Add method to return version of module (defaults to application version)
Merge pull request #91 from mispp/master

winextras - windows 7/8 taskbar progressbar added
Proxy support
Ignore leading and trailing white space, spotted by mispp
Support for proxy configuration via GUI
Prepare API for profiles support
Merge pull request #93 from bajasoft/master

Proxy support
Some simplifications and renaming
Focus WebWidget after loading typed URL, fixes #95
Zoom slider:
- do not steal focus when clicked (tab focus is still allowed);
- when clicking set zoom to value corresponding to clicked point.
Fixes #96
Set default ports
Do not add common proxy to list for SOCKS5
Handle middle click in mouse release event, fixes #101
Delay loading of tab until shown
Enable option in preferences dialog
Try harder to handle focus properly, references #95
Allow to add folder or separator using context menu
Add "Add Bookmark" menu to context menu of existing bookmark
Cleanup
Show slowed down loading indicator for tabs with content that will be loaded with delay