# 0.2.1
## Bug fixes
- ppbert 0.2.0 showed its version number as "0.1.3"; not it prints the
version defined in Cargo.toml
# 0.2.0
## New features
- maps are now supported
- nil (empty list) now has its own BertTerm item
- ppbert returns 0 when all files have successfully parsed, 1 if at
least one parsed incorrectly
- ppbert now has a man page
- ppbert now has release notes
# 0.1.3
## New features
- ppbert now accepts filenames on the command-line, following the
convention of most Unix tools
## Bug fixes
- escaped characters are now correctly printed in hexadecimal notation