PubSub system: now callback for multiple (un)subscriptions is executed
only with the first command reply received, other replies are received
as messages.
Fixed tests,
fixed Readme.
Better code for onParserMatch.
Loss of performances..
On branch pubsub
modified:   Readme.md
modified:   lib/spade.js
modified:   package.json
modified:   test/pubsub-mode-offline-test.js
modified:   test/pubsub-mode-subscribe-offline-unsubscribe-all-test.js
modified:   test/pubsub-mode-subscribe-test.js
modified:   test/pubsub-mode-test.js
modified:   test/run.sh
v0.34.0.
Fixed onParserMatch code for better perfomances.
On branch pubsub
modified:   lib/spade.js
modified:   package.json
Merge branch 'pubsub'