Merge pull request #6 from ThomasCGreen/65851504_about_array_assignment_master

Completed all fixes to about_array_assignment

[Delivers #65851504]
Update about_arrays.rb
Update about_arrays.rb
Update about_arrays.rb
Added changes to about_arrays.rb to make it work

Learned a couple of new things:

* There are symbols in ruby that don't need to be defined to be used!

* That and index one passed the end of an array will get you the empty array

* But, an index more than one passed the end of the array will get you nil!

[#65851502]
* Learned about new arrays

[#65851502]
* Learned about array assignments

[#65851502]
* learned about accessing arrays and slicing arrays

[#65851502]
* Learned about arrays and ranges

* Learned about slicing and ranges

[#65851502]
* Learned about pushing and popping arrays

* Learned about shifting arrays

[#65851502]
* not sure why this was left over in the breaking up of commits.