dim "Use arrow keys"

This is not the same as the previous`gray` and works with any theme as it only reduces the opacity.
make the question bold to make it stand more out

from the rest of the text
Merge pull request #141 from sindresorhus/dim

dim "Use arrow keys"
Merge pull request #143 from sindresorhus/bold-question

make the question bold to make it stand more out from the rest of the text
prettier separator

make it not dashed, dimmed and wider
Merge pull request #144 from sindresorhus/prettier-separator

prettier separator
dim the list overflow message
Merge pull request #146 from sindresorhus/dim-overflow-msg

dim the list overflow message
dim the default answer
Merge pull request #151 from sindresorhus/dim-default-answer

dim the default answer
Add helper method to register/overwrite prompt types
Change prefix to be a single question mark
Update suffix to only add  if last char is alphanumeric - fix #145
Allow async validation in checkbox
0.7.0
Fix validation issue with checkbox - fix #154
0.7.1
Add support for `message` function, fixes #139