Add tpl print out of number of vendors

When a drop list item is selected a tpl statement will print out info
about how many vendors there are who either carry an item, are in the
selected area or both.
Add Siesta testing for Number of vendors

I added siesta tests to make sure that we had a panel to print out the
number of vendors after the user inputs search criteria.
Fix linting issues and DRY code

I ran the linter and fixed those issues, as for the DRY code, while some
parts of the code are similar, they return different values on different
user events. Thus not letting us condense the code into one function,
since the two functions use specific variations of the code.
Merge pull request #9 from Free-BSG/feature-3751_#ofVendors

Add tpl print out of number of vendors