Change plotting method from tricontour to contour

[dylanbmorgan]

• Assess whether import or using dictionaries is better
• Add functionality for if x and y are different lengths
• Automatically move input_data.txt to parsed_data directory upon creation

[dylanbmorgan]

Still TODO:

• Assess whether import or using dictionaries is better
• Add functionality for if x and y are different lengths
• Automatically move input_data.txt to parsed_data directory upon creation