Galllons To Liters

Converts Gallons to Liters
Added Checkers.java and Test.java class
Other Files

Other files from netbeans
Variable and function build

Variable and function build
Classes
Merge branch 'Java'
Merge branch 'master' into Java
Merge branch 'Java'
Merged
Updated Files

Updated Files - debugged and fixed
Debug - reupdated

Updated files and completed debug
Fixed and replaced files
Merge branch 'Java'