i18n improvement, minor
remove old files, update API pattern
initial test for network UI pages
Merge pull request #218 from cloudedge/pull-req-master-020275d22eae3bf8bf317a3e266e23b3a2cfa7f0

https://github.com/crowbar/barclamp-network/pull/218

Merged by devtool for VictorLowther