v 2.0.0.
Added dependency for Funny@1.0.10 in package.json.
Changed code and signature for #push() to reflect Array#push() signature, now it is possible to push multiple arguments.
Changed code for concat.
Added xlim property to set a limit for the queue size.
Added xpush and xconcat method that uses xlim as the size limit.
Added tests for xpush and xconcat
Changed name for provate property cpos to hpos.
On branch master
modified:   Readme.md
modified:   lib/train.js
modified:   package.json
new file:   test/push-test.js
new file:   test/xconcat-test.js
new file:   test/xpush-test.js