Package libcontrol++-devel: Information

- Build with debuginfo enabled.

- New function 'Join' that joins elements of an iterable;
- New function 'Split' that splits given string into a vector of substrings;
- New functions 'Keys' and 'KeysV' that get a set or a vector (respectively)
  of keys of a given map;
- New function 'GetVal' that returns a value of a given map or an empty value
  (constructed fith a default constructor) if specified key is not found;
- Improved capabilities of escaping of special characters;
- Ability to pass a vector of error/warning messages to a TPrinter object;
- Ability to handle an iterable of subpaths with the 'JoinFilePaths' function;
- Lots of minor improvements (the code is heavily refactored, so be aware!).

- Corrected functions 'StripPath' and 'GetWordFromLine';
- Corrected behaviour of 'TPrinter' class in case when winsize cannot be
  properly defined.