Check for a valid pointer and return a proper error if the pointer is invalid.

git-svn-id: http://tortoisesvn.googlecode.com/svn/trunk@25812 4cfb86a4-2c7a-11df-bd14-c1e331e6ceac
Check for null pointer.
You'd think this wasn't necessary, but crashreports proved me wrong...

git-svn-id: http://tortoisesvn.googlecode.com/svn/trunk@25813 4cfb86a4-2c7a-11df-bd14-c1e331e6ceac
Update to SQLite 3.8.6

git-svn-id: http://tortoisesvn.googlecode.com/svn/trunk@25814 4cfb86a4-2c7a-11df-bd14-c1e331e6ceac
www: re-enable uncss; the problem seems to be fixed now.

git-svn-id: http://tortoisesvn.googlecode.com/svn/trunk@25815 4cfb86a4-2c7a-11df-bd14-c1e331e6ceac
Add a new command to the explorer context menu which copies all selected working copy paths as urls to the clipboard.
(Closes issue #657) : Context menu entry "copy url to clipboard"


git-svn-id: http://tortoisesvn.googlecode.com/svn/trunk@25816 4cfb86a4-2c7a-11df-bd14-c1e331e6ceac