1. Optimize UI.

2. Add update notification.

v1.1.1 bugfix: quickaccess add new node in table which makes locked p…

…roblems detection failed

Add quick access by https://github.com/petrosliu

Open option page at the first time user install this extension.

v1.0.0

1: show locked problems
2: show progress of company tag
3: show problems in each company tag
4: add company tag in problem page

Support OAuth

Add icons

New in v0.5.0

1. Support to hide locked problem
2. Add chart to show each difficuly's progress

1. Add countdown for "run code" button and "submit solution" button, …

…so that you will never run/submit too frequently.

2. Support to set default comment.
3. Add popup, click LeetCode Extension icon, you can go to leetcode.com directly.

bugfix: add question.m and readme.md not works

support to add an existing repository