Revert "Updated vi_keyboard.py."

This reverts commit a59b9ae61801a581e7b96bd8d6bf95b01a4e5d6d.
Revert "Revert "Updated vi_keyboard.py.""

This reverts commit a4a4b8fa4ffe466e33e358f210183e0e315dba3d.
Merge branch 'master' of github.com:zhester/hzpy
Started refactoring timecalc.py.