Merge pull request #627 from JTimothyKing/b884ec365234cc52c02dc481c3d19befc48eb138

Allow sublcases of Dancer::Renderer to override serialize_response_if_needed()
add streamed attribute to allow streaming responses
allow streamed requests
add streaming send_file option
add documentation
handle scalar refs content as well
callbacks hashref in options instead of top-level callback keys
no more need for _cb postfix
read 42K by default (suggested by dams) and allow user to change it
updating documentation
remove before, after, strengthen around() and add around_content() + docs
Merge branch 'feature/send_data_streaming' of github.com:sukria/Dancer into feature/send_data_streaming
Merge branch 'feature/send_data_streaming' into devel
reflect changes
bump version
whoops, typo
Merge branch 'release/1.3079_02'
Merge branch 'release/1.3079_02' into devel
Fix example code
fix module name (s/HTTP::Simple::PSGI/HTTP::Server::Simple::PSGI/)