v1.2.0

SymPy v1.2.0

Diff since v1.1.14

Merged pull requests:

• Issue 528 (#529) (@jverzani)
• update docs link (#530) (@jverzani)
• WIP Deprecate functions not supported in SymPyCore (#531) (@jverzani)
• Revert "WIP Deprecate functions not supported in SymPyCore" (#532) (@jverzani)
• Deprecate functions not supported in SymPyCore (#533) (@jverzani)

Closed issues:

• Documentation is down (#528)