update to trema @ e099ea3
fixed the issue of reset processing
The problem which refers to the memory after release is fixed.
Merge pull request #3 from nuubou/working

The problem which refers to the memory after release is fixed.
 added a check of the db connection state
fix a check of the existence of vxlan port
fix an issue of reset_all_ports and destroy_port
issue #4: Information mapping is invalid
update to trema @ 5994094
Change default OpenFlow TCP port to 6653
create github pages
Beautify README.md.
add stylesheet
Beautify README.md.
add stylesheet
Merge branch 'gh-pages' of github.com:trema/virtual-network-platform into gh-pages