Decoder: Add a comment and test for decoding of unsorted dictionaries.
Utils: Remove unused clean<>() template.
BDictionary: Add support for initialising the dictionary from std::initializer_list.
Fix several typos ("a" -> "and").
PrettyPrinter: Add a new function: getPrettyRepr().
Add a sample decoding application, including sample input files.
Rename the "tests" application to "tester".
Add a header file for the whole library: bencoding.h.
PrettyPrinter: Update a comment (cosmetics).
PrettyPrinter: Fix a typo in a test's name (cosmetics).
PrettyPrinter: Add support for printing with indentation.