Merge pull request #64 from xuy/master

Fixing issues
Merge pull request #65 from xuy/master

add user files
Merge branch 'master' of https://github.com/microbesflux/MicrobesFluxSource
Merge pull request #72 from xuy/master

Move test related files to a folder
Merge branch 'master' of https://github.com/microbesflux/MicrobesFluxSource
Fix all unit tests