Merge pull request #35 from dryabov/master

twister-core 0.9.25
Merge pull request #37 from dryabov/master

Update Windows installer
Merge pull request #38 from dryabov/master

Minor fixes
Update README.md
Merge pull request #39 from dryabov/master

Use Node-WebKit 0.10.5
Update README.md
Merge pull request #40 from dryabov/master

Fix 0.10.5 build
Merge pull request #41 from dryabov/master

current changes (tray fix,nodewebkit unhardcode, prevent flushing block chain when updating)
Updated links, use twisterd.net 

instead dropbox (faster)
open external links in new window
display amount of new messages in taskbar