Function testing & Continuous Integration

• Added unit tests for function signatures and continuous integration
• Added @package to completions
• Fixed issue where functions weren't detected in abstract/interface methods
• Fixed support for multiline function signatures

Completion refactor

• Refactored for potential unit testing
• Switched to use a completion snippet for the main docblock
• Fix bug with function that has no params

Update tagging and documentation

Minor update to fix the display name and some README content

Initial release

v0.1.0

Change snippets to completions