add auto expose as an config option
add calibration file for 25000494
intermediate work of adding set expose servcie
add service for setting camera expose, need to find a way to reflect change in dyanmic reconfigure gui
Merge pull request #2 from versatran01/feature/add-service

Feature/add service
update calib file
add hdr
remove debug print
Merge pull request #3 from versatran01/feature/add-hdr

Feature/add hdr
move timestamp before grabbing image
fix dependency