Fix wrong test case error message
Add test cases for PhoneFromUint
Update .editorconfig
Add create_keystroke_from_text.py

Closed #72
Add performance.c to test performance
Fix Typo
Fix negative frequency problem

Closed #75
Merge branch 'master' into feature/sqlite_userphrase

* master:
  Fix negative frequency problem
  Fix Typo
  Add performance.c to test performance
  Add create_keystroke_from_text.py
  Update .editorconfig
  Add test cases for PhoneFromUint
  Fix wrong test case error message