v1.5.0

Changelog

• c26f5eb build: bring in strings.Cut to build on go1.17
• a19ad08 doc: differences from other ledger
• dbf30d8 doc: transactions need 2 postings
• b69d765 fix(import): set amount to zero when error on parsing csv amount
• 4869ab0 fix: force transactions to have 2 or more postings
• 4396b6b doc: transactions need 2 postings
• 2e27f60 build: update deps
• 86467ae refactor: simplify parsing a bit
• 697dd70 docs: add folding screenshot to vim doc
• b05b11c docs: add accounts and vim plugin to web docs
• bcb43bf feat: vim plugin for autocomplete and syntax highlighting
• 0ae12e6 style: use strings.Cut
• 3f147ca fix: different calc parses invalid input without panics