Merge pull request #3 from bricecarpentier/master

fixed variable name mismatch
Added POS and transaction comment support
Added POS and transaction comment support
Added POS and transaction comment support
Fixed a couple of bugs that were preventing the thing to start in case of POS
Merge branch 'master' of https://github.com/zone117x/node-stratum

Conflicts:
	lib/pool.js
Fixed crash when running over a POS coin
Added emitLog for debugging the Block Submit
Removed binpack as dependency. Possible fix with invalid height in coinbase problem.
Fixed bug in util.packUInt16LE
Fix for counter
Fix for counter
Fix for counter
Fix packInt64
Another fix for serializing height in coinbase. and removed old code
Another fix for serializing height in coinbase. and removed old code
Updated readme
Updated readme
Fixed getdifficulty request to rpc
Fixed vardiff (currently not taking into account daemon difficulty since it looks like it's non-sense)
Merge branch 'master' of https://github.com/zone117x/node-stratum
Fixed duplicate shares on vardiff difficulty update. Added more comments.