Changes to bioformats module's metadata retrieval

CHANGELOG.md

@@ -77,6 +77,13 @@ As this is a major release, not all changes and functions are listed below. For
 
 * `imcflibs.pathtools.create_directory` to create a new directory at the specified path.
 
+* Additions to `imcflibs.imagej.bioformats`:
+  * `imcflibs.imagej.bioformats.export` to export an image to a given file.
+  * `imcflibs.imagej.bioformats.get_metadata_from_file` to extract various
+    metadata from a given file using BioFormats.
+  * `imcflibs.imagej.bioformats.get_stage_coords`to get stage coordinates and
+    calibration for one or more given images.
+
 ## 1.4.0
 
 ### Added