Merge pull request #4 from simkam/patches-master

hardcoded file separator replaced with File.separator, code cleanup
added new test testOneOffPatchDeletingMultipleMiscFiles
added reapply step to testOneOffPatchAddingAMiscFile
added new test testOneOffPatchAddingAMiscFileDeletingAnotherMiscFile
added new test testOneOffPatchAddingMultipleMiscFilesDeletingMultipleMiscFiles