v0.2.0

[betaBison]

Major overhaul of ephemeris capabilities

• adds ephemeris_downloader.py that can automatically download rinex, sp3, and clk files.
• adds gnss_models.py
• adds sv_models.py
• breaks out clk and sp3 functionality into separate parsers

[codecov[bot]]

Codecov Report

Merging #130 (d1c2a53) into main (3979c39) will increase coverage by 1.10%. The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #130      +/-   ##
==========================================
+ Coverage   98.44%   99.54%   +1.10%     
==========================================
  Files          17       20       +3     
  Lines        2638     3087     +449     
==========================================
+ Hits         2597     3073     +476     
+ Misses         41       14      -27     

Files Changed	Coverage Δ
gnss_lib_py/algorithms/gnss_filters.py	100.00% <100.00%> (ø)
gnss_lib_py/algorithms/snapshot.py	100.00% <100.00%> (ø)
gnss_lib_py/parsers/android.py	100.00% <100.00%> (ø)
gnss_lib_py/parsers/clk.py	100.00% <100.00%> (ø)
gnss_lib_py/parsers/navdata.py	100.00% <100.00%> (ø)
gnss_lib_py/parsers/nmea.py	100.00% <100.00%> (ø)
gnss_lib_py/parsers/rinex_nav.py	100.00% <100.00%> (ø)
gnss_lib_py/parsers/rinex_obs.py	100.00% <100.00%> (ø)
gnss_lib_py/parsers/sp3.py	100.00% <100.00%> (ø)
gnss_lib_py/utils/constants.py	100.00% <100.00%> (ø)
... and 5 more