Update orchestration wadl, remove unnecessary files, modify referenced files

Change-Id: I2ff7520a423408fb27dcd40fb030c020bc77acdf
author: diane fleming
Bulk create subnets - fix examples

Closes-Bug: #1251316

Change-Id: I531d79fdc689e5cfa53b27023aebc4701e364a0f
author: diane fleming
Merge "Bulk create subnets - fix examples"
Merge "Update orchestration wadl, remove unnecessary files, modify referenced files"