update debugger gem
close sockets opened on tests
check for connections on non time wait state
refactor send_only_header_response functions to avoid sockets leak
add task to watch for changes on textile files and automatically generate the preview
clarify basic configuration example and nginx versions compatibility to close #145 and fix clone url to close #135

Co-Authored by: Roman Kuzmin <romanoza@gmail.com>
Signed-off-by: Wandenberg <wandenberg@gmail.com>
fix #161 which reported a DoS on message formatter when text contains huge number of template patterns

Signed-off-by: Wandenberg <wandenberg@gmail.com>
fix #152 not sending a trailing comma on jsonp object