Feature 2.0

*Pull request for Steam Stats 2.0*

Last major version bump - **1.1.1**
Development of a new version 2.0 includes number of changes both, and this document will show changes on the new version.

## Docs
Work in progress. Change are added during development

**General changes**
- [x] Python 3
- [x] Transition to Tornado Framework
- [x] Full code change
- [x] Autorization via Steam ID
- [x] Switching to MongoDB
- [x] ~~Celery support~~

**Mobile, tablet**
- [x] Responsive Support

**Statistics update**
- [x] Rejection of Google Charts API
- [x] Table last match refactoring (Dota 2)

**PEP8 update**
- [x] Code according to the standard

**Minor updates**
- [x] Update Bootstrap Framework to **2.3.1** or **3.0rc**

**Structure update**
- [x] Replace `bootstrap.css`, `bootstrap-responsive.css` and `bootstrap.js` on their "light" versions
- [x] Moving `dota2lib.py` in a new package
- [x] Remove old templates
- [x] Rename repositories. Change structure

**Notification**
- [ ] Add notification alert