Modify EH/ET packets are stored to include necessary information that
was truncated before

Fix time precision issue by getting nanosecond directly from stored
UTCDateTime instead of UTC timestamp

Fix the millisecond part of time in header being parsed as microsecond

Remove noneed plotting code

See merge request !147

Change to use matplotlib's lim for zooming

See merge request !145

plot SOH channels in user's order

Closes #110

See merge request !128

fix bug lacking of chan_db_info argument when calling set_axes_ylim()

Closes #121

See merge request !144

Fix Gps issues

See merge request !141

Change read_mseed_channels to use MSeed's RecordReader and apply is_multiplex

See merge request !140

perform finalize only once after data loaded

See merge request !142

fixing displayed extreme values for channels

Closes #104 and #96

See merge request !120

connect GUI to new mseed

See merge request !138

handle no known data detected

See merge request !137