EC3 version v2.2.1

• Error showing cloud error message with non ascii chars: #104.
• Enable to set auth data in show command: #99.
• Error in -a/--auth-file: %x format: an integer is required, not float" in python3: #96 .

EC3 version v2.2.0

• Add update operation to change WN features: #94
• Add command keyword in auth file: #88
• Enable to specify an ansible version to install per infrastructure: #87

EC3 version v2.1.0

• Error loading EC3 Cluster data: #82
• Error reconfiguring cluster: #77
• Error configuring Infra 404: #73
• Add Transfer command: #71
• Support SSH commands in 'ec3 ssh': #67

EC3 version v2.0.1

• Fix error destroying clusters: #62
• Add bash completion.

EC3 version 2.0.0

Merge pull request #58 from grycap/devel

Devel