Enhanced Git Integration

[phmatray]

User Story: As a developer, I want improved Git functionalities in MasterCommander, so that I can perform more complex Git operations without leaving the tool.
Description: Enhance the existing Git integration by adding support for advanced Git operations like branching, merging, and conflict resolution.
Design: [Placeholder for design details]
Technical Implementation: Extend the current Git command set in MasterCommander to include advanced operations, ensuring a seamless user experience and error handling.

Acceptance Criteria:

• Users can perform branching, merging, and conflict resolution through MasterCommander.
• Advanced Git operations are compatible across different platforms.
• The tool provides clear feedback and instructions for resolving Git conflicts.