Add my KeePassX (0.4.x-svn) retina fork
remove `os_version_only` from caveats

obsoleted by `depends_on :macos`
doc: update Alfred Integration in USAGE.md

* fix transposed line
* recast first-person phrasing
* better explain what a "scope" is
* better explain what the "Caskroom" is

fixes #7759
fixes #6059
remove caveats arch_only in jaspersoft-studio
remove caveats arch_only in paraview
remove tags :name in cloud
remove tags :name in data-integration
remove tags :name in laullon-gitx
remove tags :name in smlnj
remove tags :name in sqlitebrowser
remove #{title} in alib1
remove #{title} in ap-grapher
remove #{title} in cacoo-ninja
remove #{title} in cdock
remove #{title} in chirp
remove #{title} in chunkulus
remove #{title} in craftstudio
remove #{title} in delivery-status
remove #{title} in google-cloud-sdk
remove #{title} in grooveshark