Fixes i18n message for ryu plugin

Fixes bug 1095975

Change-Id: I72bbeeb80117f4d5fcf6af9910dc881fd1b1a82e
Fixes i18n message for nec plugin

Fixes bug 1095974

Change-Id: I48394d2f791589552e6f21c56268fed7654e4bbc
.gitignore cleanup

Removed obsolete files/dirs
Added .coverage and covhtml
Ordered alphabetically

Change-Id: Iac10b075f318c264549ee017688eccd52deae07d
Merge ".gitignore cleanup"
Merge "Fixes i18n message for ryu plugin"
Merge "Fixes i18n message for nec plugin"
Merge branch 'master' of https://github.com/openstack/quantum
Support for local networks on the agent