fixing error in Geter/Setters for Session Seq Numbers

fixing Nan V8:isEmpty bug

Merge pull request #39 from electronifie/devel

bumping nan to 2.4.0

Merge branch 'devel'

Merge branch 'devel'

Bumping version

Merge pull request #28 from electronifie/devel

upgrading nan

Merge pull request #24 from electronifie/bugfix/sender-comp-id

conditionally scan sessions to find appropriate sender if not set

compiling on centos

adding linker flags to compile as bundle