[FIX] Change RCOV to Simplecov
[ADD] Badges (Travis, Gem version, Coveralls)
[FIX] Rake task + test helper to use simplecov
[IGNORE] .DS_Store, Guardfile, .ruby-version
[ADD] Travis Configuration
[ADD] Threadsafe - store informations about access + connection into Thread current
Version bump to 0.1.7