Finish the user input part
Can somehow plot a figure from tsv file
can fetch tsv from core. fix label of y-axis
Merge remote-tracking branch 'origin/dev' into stat-ui
add DPID as a query condition
check empty field. check if no result returned
multiple query at the same time
convert ident to tab
fix bug: first form is posted repeatedly
modify config.json , add the config parameter for database connection.
Add a REST API (method=POST) for statistic in core.py
1. add the statictis handler for statistic query
2. connect to mongodb
3. result is tsv format
1.UIPusher will store the diff of flow-counter every 5 second
2.store the flow-counter to db
1. use a function to handle the db
2. if this time's diff-cache will cross the time-zone, store the diff to
db immediately
Add the duration field for stat-core
Set the fetch interval to 30 seconds.
Merge pull request #22 from hwchiu/floodlight-adapter

Floodlight adapter
Merge pull request #23 from hwchiu/stat-core

Stat core
merge statistic ui into dev
Merge branch 'dev', remote-tracking branch 'upstream/dev' into dev