Removed test cases folder from master branch.
Updated some formatting in github.com README file.
Attempting to fix formatting for github README.
Fixed copyright symbol for github README
Corrected documentation to point to importCaseData() function for the bus and branch structures.
Added a function for computing branch losses efficiently; used it in the example script and the test case script.
Added calculation of branch loading to evalBranchLoss()
Modified test cases to output detailed branch results.
Merge branch 'master' into development