Adding basic types (list, dict ,etc) to the sympy profile.

This brings the sympy profile into synch with isympy.

IPython/extensions/sympyprinting.py

@@ -55,6 +55,10 b' def load_ipython_extension(ip):'
     global _loaded
     if not _loaded:
         plaintext_formatter = ip.display_formatter.formatters['text/plain']
+
+        for cls in (object, tuple, list, set, frozenset, dict, str):
+            plaintext_formatter.for_type(cls, print_basic_unicode)
+
         plaintext_formatter.for_type_by_name(
             'sympy.core.basic', 'Basic', print_basic_unicode
         )
@@ -63,6 +67,7 b' def load_ipython_extension(ip):'
         )
 
         png_formatter = ip.display_formatter.formatters['image/png']
+
         png_formatter.for_type_by_name(
             'sympy.core.basic', 'Basic', print_png
         )