v1.4.0

BlockArrays v1.4.0

Diff since v1.3.0

Merged pull requests:

• Use julia actions cache in CI (#440) (@jishnub)
• Fixes to README.md (#441) (@jishnub)
• printing with styled/non-unit-textwidth-character contents (#443) (@thchr)
• Support views involving vectors of blocks, Fixes #184 and #358 (#445) (@dlfivefifty)

Closed issues:

• Fix indexing with Vector{Block{1}} (#184)
• Indexing with Vector{<:BlockIndexRange{1}} (#358)