v0.1.7

What's new:

• Totally new views - now without manual arguments specifying - all controller's instance variables can be acessed as a local in views.
• Add before_action macros - now you can specify filters for actions
• Application classes now can be placed into the modules
• Now you can specify static dirs
• Add secure, httponly, path and domain options for response.cookie
• Add Session::Pool (thanks to @bararchy )
• Add button_to method for views
• Fix whole bunch of bugs (thanks to @bararchy for encountering and opening issues)
• Improve perfomance (thanks to @bararchy )