Updating versions/notes for 1.0.0 release

[coveralls]

Pull Request Test Coverage Report for Build 2041586722

• 2 of 2 (100.0%) changed or added relevant lines in 1 file are covered.
• 2 unchanged lines in 1 file lost coverage.
• Overall coverage remained the same at 90.682%

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Files with Coverage Reduction	New Missed Lines	%
dolfyn/_version.py	2	86.67%
<!--	Total:	2		-->

Totals
Change from base Build 2029847299:	0.0%
Covered Lines:	4613
Relevant Lines:	5087

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💛 - Coveralls