v3.0.0 - Land-sea breeze detection v3

• add Modules/algo_main/lsb_detection.py with a detect() entry point
• filters 2, 3, 4, 6, 7 set the sea-breeze flag; 8 and 9 are reported only
• keep LSB_detectionv3/detection_main.ipynb for reference
• include ARM/IMERG download scripts and diurnal analysis notebooks
• known issues are listed in Modules/algo_main/README.md