Update Notebooks for SymPy 1.0

[aktech]

• 01-Symbols-Derivatives-Functions.ipynb
• 02-Solve-Subs-Plot.ipynb
• 03-Integrals.ipynb
• 04-Matrices.ipynb
• 05-Numeric-Evaluation.ipynb
• Advanced-Advanced Expression Manipulation.ipynb
• Advanced-Advanced Expression Manipulation Solutions.ipynb
• Advanced-Basic Operations.ipynb
• Advanced-Basic Operations Solutions.ipynb
• Advanced-Calculus.ipynb
• Advanced-Calculus Solutions.ipynb
• Advanced-Gotchas.ipynb
• Advanced-Gotchas Solutions.ipynb
• Advanced-Matrices.ipynb
• Advanced-Matrices Solutions.ipynb
• Advanced-Simplification.ipynb
• Advanced-Simplification Solutions.ipynb
• Advanced-Solvers.ipynb
• Advanced-Solvers Solutions.ipynb
• examples-code-generation.ipynb
• examples-stats.ipynb

[hargup]

@aktech I've added a TODO list.

[hargup]

Solve related notebooks updated in #7

[hargup]

Rather than simply checking if the material works for 1.0, we should also introduce all the cool new work that has been included in SymPy in the last two years.

[leosartaj]

I cleaned up 01-Symbols-Derivatives-Functions.ipynb (just had a typo or two).