refactored dropboxes to comply with bcl2fastq

...a-qgf/1/dss/drop-boxes/create-flowcell/create-flowcell.py

...na-qgf/1/dss/drop-boxes/create-flowcell/plugin.properties

...qgf/1/dss/drop-boxes/read-rta-timestamp/plugin.properties

...1/dss/drop-boxes/read-rta-timestamp/read-rta-timestamp.py

...-qgf/1/dss/drop-boxes/register-flowcell/plugin.properties

...f/1/dss/drop-boxes/register-flowcell/register-flowcell.py

...ina-qgf/1/dss/drop-boxes/register-flowlane/lib/crc32_v2.c

...-qgf/1/dss/drop-boxes/register-flowlane/plugin.properties

...f/1/dss/drop-boxes/register-flowlane/register-flowlane.py