0.16.7
 - maintenance release
0.16.6
 - setup: bump igor2 from 0.4.0 to 0.5.0
0.16.5
 - setup: migrate from igor to igor2 (Python 3 support)
 - tests: add test for files that contain force data but no spring
   constant
0.16.4
 - enh: implement `AFMData.columns_innate` which is a list of columns
   present in the original data file
 - enh: implement `AFMData.reset_data` to remove all user-defined
   column data (i.e. columns not in `AFMData.columns_innate` or columns
   that override those)
0.16.3
 - fix: setting column data to `AFMSegment` did not work when column
   did only exist in raw data property
0.16.2
 - enh: implement `__setitem__` for `AFMSegment`
 - ref: make `data` and `raw_data` private properties of `AFMSegment`
0.16.1
 - enh: support .jpk-qi-series files (by extension)
 - enh: improve error handling when data exported from the JPK software
   does not contain encoder scaling offset and multiplier
 - ref: use f-strings more often
0.16.0
 - BREAKING CHANGE: "segment" column is no longer boolean, so it
   cannot be used directly for indexing (#15)
 - fix: support modified AFM workshop file format (#17)
 - fix: segment data via `AFMData.appr` and `AFMData.retr` did not
   use user-defined data to identify segments, but the "segment"
   column from the raw data (this does not affect PyJibe or nanite which
   fo not make excessive use of these properties)
 - enh: add "segment count" key to meta data
 - enh: optimize segment handling: new class AFMSegment that caches
   segment indices (#16)
 - enh: properly test data types of metadata when setting them
0.15.0
 - feat: generally support creep-compliance and stress-relaxation data
   via the new "modalities" (supercedes "modality") recipe key
 - feat: support for JPK creep-compliance data
 - enh: extract segment duration from JPK files
 - fix: ignore NaN values in JPK property files
 - ref: add separate meta data section for modality-related keys
 - ref: improvements of JPK metadata reader
 - tests: rename test data files to reflect format
0.14.4
 - docs: add section for implementing new file formats (#13)
 - fix: IndexError when trying to open .txt files that are no AFM files
 - ref: separate submodule for formats
0.14.3
 - enh: implement LazyMetaValue to speed-up loading JPK files
 - enh: perform caching in LazyData (minor speed-up)
0.14.2
 - fix: partially revert breaking change in 0.14.0 ("imaging mode"
   was previously used when exporting data in PyJibe and this metadata
   key should not change)
 - fix: add detect function for HDF5 format (afmformats attempted to
   load nanite rating containers)
 - enh: added height span for QMap data
 - tests: add .tab and .h5 test files
 - ref: renamed QMap feature "lowest height" to "height base point"
 - ref: changed prefix to "data" for all QMap data
0.14.1
 - fix: populate AFMQMap grid metadata for AFM workshop format (#12)
 - enh: speed-up QMap computation by decorator-based caching
 - ref: move QMap grid index computation to MetaData class
0.14.0
 - BREAKING CHANGE: changed 'mode' to 'modality' throughout afmformats
 - feat: introduced afmformats.AFMGroup, a container for AFMData (#11)
 - feat: introduced afmformats.AFMQMap for managing quantitative
   AFMData (#11)
 - feat: allow to use other derived classes of AFMData when loading
   experimental data via the `data_classes_by_modality` option
 - ref: `AFMData.export` is deprecated in favor of `AFMData.export_data`
 - ref: renamed submodule afm_fdist to mod_force_distance
0.13.3
 - enh: improve speed when loading data by avoiding accessing
   data during initialization
 - fix: JPK file format reader speed regression caused by #10
   (implemented ArchiveCache)
0.13.2
 - enh: make sure people don't think they can load a data file
   with a different spring constant or sensitivity
0.13.1
 - fix: make sure callback functions are always used
0.13.0
 - feat: support zipped AFM workshop map data (#5)
 - feat: added `find_data` method
 - enh: make MissingMetaDataError class special (missing
   metadata are stored as property)
 - enh: add "detect" function for JPK file format
 - docs: add missing objects to ``__all__`` (autoapi)
 - ref: code cleanup
0.12.6
 - ref: DeprecationWarning: np.float from numpy 1.20
0.12.5
 - fix: JPK file format reader kept the zip files open indefinitely
   which resulted in OSError "Too many open files" (#10)
 - ci: removed appveyor build
0.12.4
 - fix: opening .h5 files failed with AttributeError
 - ref: setup.py test is deprecated
0.12.3
 - build: migrate to GitHub Actions
0.12.2
 - fix: properly sort curves within JPK files
0.12.1
 - maintenance release
0.12.0
 - ref: rewrite JPK data file reader: new JPKReader class (#4)
 - enh: add new LazyData class for loading data on demand (#4)
0.11.0
 - feat: allow defining "detect" method to determine whether a recipe
   can open a file (#7)
0.10.2
 - maintenance release
0.10.1
 - fix: parsing issue when loading .ibw files without AM/PM in "Time"
   metadata (#8)
 - enh: make sure "time" is always parsed as HH:MM:SS.S when adding
   it to `MetaData`
 - enh: compute "curve id" and "session id" from "date", "time", and
   "enum" if not given in `MetaData`
0.10.0
 - feat: allow to override metadata when loading data
 - feat: support new file format from AFM workshop (.csv)
 - feat: support new file format from JPK (.jpk-qi-data)
 - feat: support new file format from NT-MDT (.txt exported by Nova)
 - enh: implement `AFMFormatRecipe` class for handling and verifying
   recipe dictionaries
 - enh: implement `register_format` function
0.9.0
 - feat: support new file format from Asylum Research, Igor (.ibw)
 - ref: always compute piezo range metadata instead of taking it from
   the set value in the acquisition settings (JKP format) 
0.8.0
 - enh: do not export "index" column to HDF5 files to save disk space
 - enh: save column units when exporting to HDF5
 - ref: moved class methods and constants from "afm_fdist" to "afm_data"
 - docs: add code reference, basic usage, and list of file formats
0.7.1
 - fix: exporting to HDF5 did not work when a h5py.Group was used
 - fix: exporting to HDF5 did not reset the "enum" key
 - enh: use gzip compression in HDF5 file format
 - enh: allow "h5" and "hdf5" as HDF5 file format specifiers during
   export
0.7.0
 - BREAKING CHANGE: piezo height is now loaded as "calibrated" and
   not as "nominal" (JPK file format)
 - fix: metadata acquisition "duration" and "point count" only showed data
   of apporach part (JPK file format)
 - enh: load metadata "speed" and "rate" separately for approach and
   retract part
 - ref: restructured meta data organization
0.6.0
 - feat: force-distance metadata can now be saved and loaded for
   the .tab file format (#3)
 - feat: implement new HDF5-based file format (read/write)
 - feat: support piezo height (JPK file format)
 - enh: improve parsing of JPK files (#1)
0.5.2
 - ref: drop pandas dependency (#2)
0.5.1
 - fix: allow "force-modulation" feedback mode
0.5.0
 - feat: meta data summary with `MetaData.get_summary`
0.4.1
 - ref: group meta data by topic
 - fix: identifier in JPK file format was actually session identifier
0.4.0
 - BREAKING CHANGE: change metadata key names 
 - enh: add class for checking metadata
0.3.0
 - feat: support tab-separated values file format (.tab)
 - fix: file formats were not registered correctly
 - ref: derive file format errors from own error classes
0.2.0
 - compatibility changes towards nanite
0.1.0
 - initial version
