SOMEF 0.7.0: Support for Gitlab and new features

This version of SOMEF introduces the following features:

• Support for Gitlab repositories
• Recognize repo status badges
• Recognize logos and images used in the readme.
• Recognize support channels where help for the target software component may be provided.
• Recognize executable scripts associated with the target software component
• Bugs and small issues. See https://github.com/KnowledgeCaptureAndDiscovery/somef/milestone/5?closed=1 for more information