0.99.17.1

• Added syntactical sugar to manipulate annotations and attributes.
• Fixed import of value labels for string variables in 'spss.system.file'
• Fixed codebook representation of datetime items in SPSS system and portable files
• Support for date or datetime import added to 'spss.portable.file'
• Support for date or datetime import added to 'spss.system.file'
• Minor bugfix in printing of 'datetime.item's - added bracket method for
  this class of objects
• Fixed issues flagged by Tomas Kalibera's rchk utility

0.99.17.0

• Added 'dublicated_labels()' function to show and and describe duplicated
  labels
• Let importers give more useful warnings about duplicated labels

0.99.16.5

• Fix formatting of results of 'mtable' without summary statistics
• Warn if 'toLatex' output of 'mtable' results creates unescaped TeX specials
• Define sensible defaults for the selection of summary statistics in 'mtable'

0.99.16.4

• Allow to select summary statistics for models in 'mtable' via options or list arguments.

0.99.16.3

• Visibility of binary code symbols is correctly handled for R releases 3.3.0 through 3.3.3
• Dollar and double-bracket operators for 'importer' objects are defined to facilitate
  creating codebooks for individual variables.

0.99.16.2

• Fixed 'format_html' for codebooks of data frames with factors.

0.99.16.1

• The 'subset' method for 'importer' objects now accepts the names of
  variables to be selected also as a character vector.

0.99.16

• A function codeplan() creates a data frame describing the structure of an "importer" or "data.set" object. It is possible to copy this so described structure from one "data.set" object to another or to a data frame.

0.99.15

• 'mtable' objects printed or exported to LaTeX or HTML now include a legend for significance (p-value) symbols
• merged bugfixes from latest CRAN release

0.99.14.12

• Adapt 'spss.fixed.file' to data files with lines that are "too long".
• Export C-function 'readfixedslice'.