merge from http://www.vim.org/scripts/script.php?script_id=2508
Fix loading path debugger.py
Fix timing of messages waiting
Fix to use temporary file
Fix debug mode flag
Add the usage of additional parameters
merge from https://github.com/spigwitmer/vim-dbgp
Fix context viewer
Fix character encoding
refactoring
refactoring
Fixed to safely type conversion
Fix to prevent garbled even if you change the fileencoding
Fix the character encoding when run from the command
Fix document
Fix the character encoding when step into
Fix to get the character encoding actively