Version 0.1.3 for OPERA SAS beta delivery

This release is to be used for beta delivery of OPERA SAS.

What's Changed

• Run pytest unit tests on circleci by @rtburns-jpl in #50
• Unit test fixes by @LiangJYu in #58
• annotation reader (s1_annotation.py) - initial implementation by @seongsujeong in #48
• Parse azimuth fm rate polynomial by @seongsujeong in #59
• version: add version 0.1.2 Tag by @yunjunz in #63
• Burst id and absolute orbit number by @seongsujeong in #64
• Bump isce3 to 0.8 and refresh CI specfile by @rtburns-jpl in #66
• dep: add requests and packaging by @vbrancat in #68
• s1_orbit.get_orbit_file_from_dir(): add auto_download arg by @yunjunz in #71
• s1_burst_slc: add str and bbox properties by @scottstanie in #72
• s1_reader: refactor track_burst_num + optional noise + add safe_filename by @yunjunz in #70
• Thermal noise Correction and EAP phase compensation by @seongsujeong in #62
• s1_reader.py: implement load_bursts speedups by @scottstanie in #75
• make the noise/calibration/orbit reading optional by @scottstanie in #78
• Get orbit file by @seongsujeong in #79
• initial version of s1_info cli tool by @scottstanie in #83
• az time and slant corrections as functions of az time and slant range by @LiangJYu in #82
• fix LUT axis vector size check by @LiangJYu in #87
• Fix track number/burst id calculation by @scottstanie in #77
• add s1-etad prep module for testing S1-ETAD products by @yunjunz in #73
• bugfix in Sentinel1BurstSlc.swath_name() by @yunjunz in #89
• s1_reader: fix safe_path for directories by @scottstanie in #91
• Azimuth FM rate mismatch mitigation by @seongsujeong in #80

New Contributors

• @seongsujeong made their first contribution in #48
• @scottstanie made their first contribution in #72

Full Changelog: v0.1.2...v0.1.3