Explicitly require SSHKit DSL

mikejohn857 · mikejohn857 · commit 6b51f5a9d0c9 · 2013-08-23T14:56:48.000+01:00
Required following capistrano/sshkit#28
diff --git a/lib/capistrano.rb b/lib/capistrano.rb
@@ -1,5 +1,6 @@
 require 'rake'
 require 'sshkit'
+require 'sshkit/dsl'
 
 Rake.application.options.trace = true
 
