Merge pull request #61 from Doha2012/master

Modify JavaReadFromFileTest
Merge pull request #62 from Doha2012/master

Modify class JavaWriteToFileTest
Merge pull request #63 from Doha2012/master

Add class GuavaIOTest
guava IO cleanup work
minor test formatting cleanup
IO test cleanup
Add class GuavaCollectionTypesTest
Merge remote-tracking branch 'upstream/master'