V3.0.13
users:
  JAVA_MAX_MEMORY defaults to 4GB for a better user experience with large datasets
  Take CHIMERA_HOME from chimera plugin if available. Otherwise will go for chimerax-1.2.5 as default
  Clean problematic characters in filenames: ;<>?"()|*\'&
  "filter set" prtocols extended to filter by coordinate distance.
  "edit set" protocol extended to allow editing angular information.
  .gain files are treated as tiff files when getting its dimensions.

developers:
  Transform class provides a "create" (factory method) to create common trasformations.
  pwem.convert.headers.fixVolume: to fix mrc headers of volumes.

V3.0.12
users:
  fix create user subsets with classes2D

developers:
  pwem.convert.headers.fixVolume: fixes the header of a volume defined as stack, so we can avoid :mrc suffix in paths the paths.
  images imported by ProtImportImage and ProtImportMask remove problematic characters -> PROBLEMATIC_SHELL_CHARS = ;<>?"()|*\'&

V3.0.11
users:
  mrc, pdb, vol files can be open with Chimera from the file browser
  rec file can be imported (not yet displayed by xmipp)
  fix import of particles stack with one image

developers:
  EmSet has a create copy method to properly copy a Set
  usefull for generic set handling (subset, join set, user subset)
  tiltseries subsets bug fixed
  MaskVolumeWizard - Creates a mask for a volume interactively. Masks currently implemented: Spherical mask

V3.0.10
users:
  "set filter" protocol and wizard
  protocol tree (left pannel) collapsed at loading
developers:
  protocols.conf created taken from scipion-app defining its own protocols.
  Add getTransformMatrix function, finds transformation matrix between to PDB files
  Add partial support for eer files, just reading dimensions (part 1)



