Added interval inflation and scaling.
Removed extraneous parentheses from test cases.
Fixed test case formatting issues.
Stylistic changes to remove parentheses.
Inflation and scaling for possibly-empty intervals.
Added inflation and scaling for Kaucher intervals.
Fixed test cases.
Fixed a Kaucher test case.
Changed type of empty test case.
Fixed an egregiously silly problem with the test cases. I really wish I could get these to run locally...
Merge pull request #18 from dmcclean/master

Inflation and scaling