added gemfile

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
restructured log library to call a global module method for all formatting

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
add rake and turn to dependencies for running tests

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
split zlog into multiple submodules for layouting and functional extensions

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
improvement: restructured zlog into layouts with a common core module to be reused for improved structure

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
added rake with to run tests

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
added common minitest configuration with nice turn styling

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
added test specs for all modules and classes

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
added travis configuration for tests

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
improvement: added test suite with rake, minitest, spec, turn and travis
version bump to 0.5

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>