fixed error in .gitignore
added clarfication for logs and data file
replacing the generic "camera.data" file with device_id.data
added io-server.py to .gitignore
nit in usage() manifest
replacing val=0 to val="NO_MOTION"
changing bit rate from 100, 1000 kbps to 50, 200 kbps
changing vehicular speed to something reasonable

Also capping the timeouts to 60s.
removing explicit packet fragmentation
added seq_no, data size to the message
renamed key names in the JSON dictionary sent by the sensor
initial commit