Remove Spec

Signed-off-by: Jussi Virtanen <jussi.virtanen@valotrading.com>
Move Source to 'stirling.io' package

Signed-off-by: Jussi Virtanen <jussi.virtanen@valotrading.com>
Rename 'stirling.itch.bats' to 'stirling.bats'

Signed-off-by: Jussi Virtanen <jussi.virtanen@valotrading.com>
Rename 'stirling.itch.nasdaq' to 'stirling.nasdaq'

Signed-off-by: Jussi Virtanen <jussi.virtanen@valotrading.com>
Rename 'stirling.itch.nasdaqomx' to 'stirling.nasdaqomx'

Signed-off-by: Jussi Virtanen <jussi.virtanen@valotrading.com>