Add access key to "Start in hangul mode" check button

Access keys are rearranged.
Translations are updated.
Use kr104 keyboard.
Merge pull request #25 from jincreator/master

Use kr104 keyboard.
Merge pull request #22 from changwoo/python3

Python3 migration
Use AC_PROG_MKDIR_P instead of AM_PROG_MKDIR_P

The 'AM_PROG_MKDIR_P' macro is deprecated.
Don't dist config.py

config.py will be generated from config.py.in.
Version up to 1.5.0
Add configure --with-python option

It could be used to select python2 or python3