v0.5

• ADD: basic use of binary messages for faster coordinate data transfer
• ADD: updated to newer NGL version, (e.g. orthographic camera, anti-aliasing, much faster rendering, ...)
• ADD: view.delay property to adjust trajectory playback
• ADD: show_url function for loading & viewing from an url
• ADD: view.hide() and view.show_only() convenience methods
• ADD: show_rdkit function to view rdkit Mol objects
• ADD: view.clear() for clearing all representations
• ADD: view.add_unitcell(), support for the new NGL unitcell representation
• ADD: automatic creation of attributes: view.trajectory_0, view.trajectory_1, view.component_0, ...
• ADD: specify component index in view.add_representations, view.clear_representations
• ADD: drag and drop files into widget
• ADD: extra TrajectoryPlayer widget available via view.player
• ADD: view.camera property (perspective and orthographic, new in NGL)
• ADD: view.background property to change the viewer background (color name or hex value)
• ADD: view.orientation property to synchronize cameras of two viewer widgets
• ADD: view multiple trajectories via view.add_trajectory(), view.add_component()
• ADD: view.download_image() to render high quality image and trigger download in browser
• ADD: view.render_image() to render image for display in the notebook
• ADD: view.center_view() to center
• ADD: select atoms by their indices, given as a List
• ADD: shortcuts for view.add_representation (view.add_cartoon, view.add_rope, ...)
• ADD: ParmEdTrajectory adaptor and show_parmed function to view ParmEd objects
• ENH: view.add_trajectory now accept pytraj.Trajectory, mdtraj.Trajectory, MDAnalysis.Universe, parmed.Structure
• ENH: view.add_representations now accepts keywords in both snake_case and CamelCase
• ENH: smoother trajectory playing
• ENH: smoother rendering when adding new representation
• MIGRATION: change html/static to js/
• MIGRATION: change sending base64 to binary coordinates
• MIGRATION: change view.trajectory to view.trajlist
• MIGRATION: change get_frame_count method to n_frames property
• MIGRATION: remove get_coordinates_dict
• FIX: symlink error