Add point table to the UI definition
Unify accels for the view changer menu
Fill up points table
Move data directory creation/query code to ag_get_user_data_dir()
Add house numbers to the default chart template

Fixes #54
Add Alt-Left and Back accels for the back button
Add icon for Pholus
Add icon for Nessus
Add icon for Chariklo
Add correct parent for ag_app_buttoned_dialog()

It was still using @parent, which was explicitly set to NULL

Fixes #51
Merge pull request #76 from gergelypolonkai/bug-51

Add correct parent for ag_app_buttoned_dialog()