update for release v2.1.1

Merge pull request #147 from neel1996/v2.1.0

UI version patch

Merge pull request #147 from neel1996/v2.1.0

UI version patch

Merge pull request #147 from neel1996/v2.1.0

UI version patch

update notes for macos

update notes for macos

add new version to current version module

Merge Release v2.0.1 PR to Master

# New Features

- Branch searching feature for filtering required branches (#85)
- Option to update repo name from settings (#78)

# Improvements and Bug Fixes 

- Branch checkout bug (#120)
- Branch list with invalid branch name when repo has no HEAD (#121)
- Few minor UI polishes here and there 
- Updated axios version to resolve CVE-2020-28168

merging v2.0.0 changes to master

Gitconvex v2.0.0 Final merge with stable changes 

# Major Release with new backend

- Rewrote the whole backend in go
- Included multiple auth options for repo cloning
- Revised version update checking mechanism 
- File explorer with file based icons (vs-code icon pack) 
- Client side programming language detection using langline
- UI tweaks

reset branch error state (resolves #114)