Added a migration capability to Galera service.
Rename internal function name.
Removed obsolete comment.
Report an error if the Galera MySQL daemon has not started.
If the first node playing the so-called master role is removed then new so-called slave nodes are not correctly synchronized. Speaking of masters and slaves is confusing and obsolete with Galera!
conpaas: more precise type error messages.
conpaas test: check unicode strings too.
conpaas test: cleaning code.
conpaas: accept None as a cloud to revert to default cloud.
conpaas: accept 'galera' as an alias for 'mysql' in manifest code.
conpaas: large refactoring of MySQL Galera service. Adding migration capability to Galera.
conpaas test: added galera to the unit test script.
conpaas: fix for pylint by removing relative imports in https/__init__.py. Fixing places that depended on it.
conpaas: added a check for uploaded file and its related unit test.
conpaas test: added some comments and returns an error if pyunit tests fail.
conpaas galera: more arguments checks, more documentation, added sqldump.
conpaas: refers to https client directly.
conpaas: removed unused import.
conpaas: entries to list, and get information about ConPaaS users.
conpaas doc: documentation for migrating nodes in MySQL Galera.